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54301131253 = 111373487561
BaseRepresentation
bin110010100100100110…
…011000000111110101
312012011100011021111101
4302210212120013311
51342202042200003
640540125410101
73631430000005
oct624446300765
9165140137441
1054301131253
1121035633686
12a635409931
135174b970c5
1428b1a70005
15162c29e11d
hexca49981f5

54301131253 has 4 divisors (see below), whose sum is σ = 54301730188. Its totient is φ = 54300532320.

The previous prime is 54301131197. The next prime is 54301131259. The reversal of 54301131253 is 35213110345.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 47688514129 + 6612617124 = 218377^2 + 81318^2 .

It is a cyclic number.

It is not a de Polignac number, because 54301131253 - 225 = 54267576821 is a prime.

It is a super-2 number, since 2×543011312532 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54301131259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132408 + ... + 355153.

It is an arithmetic number, because the mean of its divisors is an integer number (13575432547).

Almost surely, 254301131253 is an apocalyptic number.

It is an amenable number.

54301131253 is a deficient number, since it is larger than the sum of its proper divisors (598935).

54301131253 is a wasteful number, since it uses less digits than its factorization.

54301131253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598934.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 54301131253 its reverse (35213110345), we get a palindrome (89514241598).

The spelling of 54301131253 in words is "fifty-four billion, three hundred one million, one hundred thirty-one thousand, two hundred fifty-three".

Divisors: 1 111373 487561 54301131253