13115435224 has 16 divisors (see below), whose sum is σ = 25191232920. Its totient is φ = 6397773120.

The previous prime is 13115435219. The next prime is 13115435243. The reversal of 13115435224 is 42253451131.

It is a super-2 number, since 2×13115435224² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19992714 + ... + 19993369.

Almost surely, 2^13115435224 is an apocalyptic number.

It is an amenable number.

13115435224 is a deficient number, since it is larger than the sum of its proper divisors (12075797696).

13115435224 is a wasteful number, since it uses less digits than its factorization.

13115435224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39986130 (or 39986126 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

Adding to 13115435224 its reverse (42253451131), we get a palindrome (55368886355).

The spelling of 13115435224 in words is "thirteen billion, one hundred fifteen million, four hundred thirty-five thousand, two hundred twenty-four".