11172397924 has 12 divisors (see below), whose sum is σ = 19637828784. Its totient is φ = 5561589704.

The previous prime is 11172397921. The next prime is 11172397927. The reversal of 11172397924 is 42979327111.

11172397924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11172397921) and next prime (11172397927).

It is not an unprimeable number, because it can be changed into a prime (11172397921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6151294 + ... + 6153109.

It is an arithmetic number, because the mean of its divisors is an integer number (1636485732).

Almost surely, 2^11172397924 is an apocalyptic number.

It is an amenable number.

11172397924 is a deficient number, since it is larger than the sum of its proper divisors (8465430860).

11172397924 is a wasteful number, since it uses less digits than its factorization.

11172397924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12304634 (or 12304632 counting only the distinct ones).

The product of its digits is 190512, while the sum is 46.

The spelling of 11172397924 in words is "eleven billion, one hundred seventy-two million, three hundred ninety-seven thousand, nine hundred twenty-four".