113633423253 has 24 divisors (see below), whose sum is σ = 197458248000. Its totient is φ = 61515837504.

The previous prime is 113633423249. The next prime is 113633423261. The reversal of 113633423253 is 352324336311.

113633423253 is a `hidden beast` number, since 1 + 1 + 3 + 63 + 342 + 3 + 253 = 666.

It is not a de Polignac number, because 113633423253 - 2² = 113633423249 is a prime.

It is a super-2 number, since 2×113633423253² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113633423203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47464728 + ... + 47467121.

It is an arithmetic number, because the mean of its divisors is an integer number (8227427000).

Almost surely, 2^113633423253 is an apocalyptic number.

It is an amenable number.

113633423253 is a deficient number, since it is larger than the sum of its proper divisors (83824824747).

113633423253 is a wasteful number, since it uses less digits than its factorization.

113633423253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94931881 (or 94931878 counting only the distinct ones).

The product of its digits is 116640, while the sum is 36.

Adding to 113633423253 its reverse (352324336311), we get a palindrome (465957759564).

The spelling of 113633423253 in words is "one hundred thirteen billion, six hundred thirty-three million, four hundred twenty-three thousand, two hundred fifty-three".