7152131408 has 20 divisors (see below), whose sum is σ = 13909951968. Its totient is φ = 3562466400.

The previous prime is 7152131401. The next prime is 7152131417. The reversal of 7152131408 is 8041312517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7152131401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845618 + ... + 854033.

Almost surely, 2^7152131408 is an apocalyptic number.

It is an amenable number.

7152131408 is a deficient number, since it is larger than the sum of its proper divisors (6757820560).

7152131408 is a wasteful number, since it uses less digits than its factorization.

7152131408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699922 (or 1699916 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 7152131408 is about 84570.2749670356. The cubic root of 7152131408 is about 1926.6899340403.

The spelling of 7152131408 in words is "seven billion, one hundred fifty-two million, one hundred thirty-one thousand, four hundred eight".