253241113631 has 16 divisors (see below), whose sum is σ = 277619248800. Its totient is φ = 229090836480.

The previous prime is 253241113613. The next prime is 253241113633. The reversal of 253241113631 is 136311142352.

It is a de Polignac number, because none of the positive numbers 2^k-253241113631 is a prime.

It is a super-2 number, since 2×253241113631² (a number of 24 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 (253241113633) 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 15 ways as a sum of consecutive naturals, for example, 2773595 + ... + 2863443.

It is an arithmetic number, because the mean of its divisors is an integer number (17351203050).

Almost surely, 2^253241113631 is an apocalyptic number.

253241113631 is a deficient number, since it is larger than the sum of its proper divisors (24378135169).

253241113631 is a wasteful number, since it uses less digits than its factorization.

253241113631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91114.

The product of its digits is 12960, while the sum is 32.

Adding to 253241113631 its reverse (136311142352), we get a palindrome (389552255983).

The spelling of 253241113631 in words is "two hundred fifty-three billion, two hundred forty-one million, one hundred thirteen thousand, six hundred thirty-one".