5133304631261 has 4 divisors (see below), whose sum is σ = 5133424017372. Its totient is φ = 5133185245152.

The previous prime is 5133304631227. The next prime is 5133304631321. The reversal of 5133304631261 is 1621364033315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4773652547161 + 359652084100 = 2184869^2 + 599710^2 .

It is a cyclic number.

It is not a de Polignac number, because 5133304631261 - 2¹⁴ = 5133304614877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5133304631761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59628536 + ... + 59714561.

It is an arithmetic number, because the mean of its divisors is an integer number (1283356004343).

Almost surely, 2^{5133304631261} is an apocalyptic number.

It is an amenable number.

5133304631261 is a deficient number, since it is larger than the sum of its proper divisors (119386111).

5133304631261 is a wasteful number, since it uses less digits than its factorization.

5133304631261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119386110.

The product of its (nonzero) digits is 116640, while the sum is 38.

Adding to 5133304631261 its reverse (1621364033315), we get a palindrome (6754668664576).

The spelling of 5133304631261 in words is "five trillion, one hundred thirty-three billion, three hundred four million, six hundred thirty-one thousand, two hundred sixty-one".