152916931 has 2 divisors, whose sum is σ = 152916932. Its totient is φ = 152916930.

The previous prime is 152916923. The next prime is 152916941. The reversal of 152916931 is 139619251.

It is a happy number.

152916931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (139619251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 152916931 - 2³ = 152916923 is a prime.

It is a super-2 number, since 2×152916931² = 46767175572917522, which contains 22 as substring.

It is equal to p_8599006 and since 152916931 and 8599006 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (152916941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76458465 + 76458466.

It is an arithmetic number, because the mean of its divisors is an integer number (76458466).

Almost surely, 2^152916931 is an apocalyptic number.

152916931 is a deficient number, since it is larger than the sum of its proper divisors (1).

152916931 is an equidigital number, since it uses as much as digits as its factorization.

152916931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 37.

The square root of 152916931 is about 12365.9585556478. The cubic root of 152916931 is about 534.7513107427.

It can be divided in two parts, 15291 and 6931, that added together give a palindrome (22222).

The spelling of 152916931 in words is "one hundred fifty-two million, nine hundred sixteen thousand, nine hundred thirty-one".