104440631253 has 32 divisors (see below), whose sum is σ = 168169267200. Its totient is φ = 56362939776.

The previous prime is 104440631249. The next prime is 104440631257. The reversal of 104440631253 is 352136044401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (104440631249) and next prime (104440631257).

It is not a de Polignac number, because 104440631253 - 2² = 104440631249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104440631257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1330408 + ... + 1406721.

It is an arithmetic number, because the mean of its divisors is an integer number (5255289600).

Almost surely, 2^104440631253 is an apocalyptic number.

It is an amenable number.

104440631253 is a deficient number, since it is larger than the sum of its proper divisors (63728635947).

104440631253 is a wasteful number, since it uses less digits than its factorization.

104440631253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737241.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 104440631253 its reverse (352136044401), we get a palindrome (456576675654).

The spelling of 104440631253 in words is "one hundred four billion, four hundred forty million, six hundred thirty-one thousand, two hundred fifty-three".