5172111592 has 8 divisors (see below), whose sum is σ = 9697709250. Its totient is φ = 2586055792.

The previous prime is 5172111589. The next prime is 5172111599. The reversal of 5172111592 is 2951112715.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4716118276 + 455993316 = 68674^2 + 21354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5172111599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323256967 + ... + 323256982.

Almost surely, 2^5172111592 is an apocalyptic number.

It is an amenable number.

5172111592 is a deficient number, since it is larger than the sum of its proper divisors (4525597658).

5172111592 is a wasteful number, since it uses less digits than its factorization.

5172111592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646513955 (or 646513951 counting only the distinct ones).

The product of its digits is 6300, while the sum is 34.

The square root of 5172111592 is about 71917.3942242070. The cubic root of 5172111592 is about 1729.3754739521.

The spelling of 5172111592 in words is "five billion, one hundred seventy-two million, one hundred eleven thousand, five hundred ninety-two".