1254352321053 has 24 divisors (see below), whose sum is σ = 1951324377912. Its totient is φ = 771865740288.

The previous prime is 1254352321043. The next prime is 1254352321063. The reversal of 1254352321053 is 3501232534521.

1254352321053 is a `hidden beast` number, since 1 + 2 + 5 + 435 + 2 + 3 + 210 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1254352321043) and next prime (1254352321063).

It can be written as a sum of positive squares in 4 ways, for example, as 5941634724 + 1248410686329 = 77082^2 + 1117323^2 .

It is not a de Polignac number, because 1254352321053 - 2⁶ = 1254352320989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1254352320999 and 1254352321017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254352321043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1855225 + ... + 2439377.

It is an arithmetic number, because the mean of its divisors is an integer number (81305182413).

Almost surely, 2^{1254352321053} is an apocalyptic number.

1254352321053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1254352321053 is a deficient number, since it is larger than the sum of its proper divisors (696972056859).

1254352321053 is a wasteful number, since it uses less digits than its factorization.

1254352321053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602525 (or 602522 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 1254352321053 its reverse (3501232534521), we get a palindrome (4755584855574).

The spelling of 1254352321053 in words is "one trillion, two hundred fifty-four billion, three hundred fifty-two million, three hundred twenty-one thousand, fifty-three".