113135415431 has 8 divisors (see below), whose sum is σ = 119138390400. Its totient is φ = 107137288440.

The previous prime is 113135415347. The next prime is 113135415443. The reversal of 113135415431 is 134514531311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113135415431 is a prime.

It is a super-2 number, since 2×113135415431² (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 (113135412431) 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 7 ways as a sum of consecutive naturals, for example, 1164035 + ... + 1257476.

It is an arithmetic number, because the mean of its divisors is an integer number (14892298800).

Almost surely, 2^113135415431 is an apocalyptic number.

113135415431 is a deficient number, since it is larger than the sum of its proper divisors (6002974969).

113135415431 is a wasteful number, since it uses less digits than its factorization.

113135415431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423989.

The product of its digits is 10800, while the sum is 32.

Adding to 113135415431 its reverse (134514531311), we get a palindrome (247649946742).

The spelling of 113135415431 in words is "one hundred thirteen billion, one hundred thirty-five million, four hundred fifteen thousand, four hundred thirty-one".