152531113364531 has 16 divisors (see below), whose sum is σ = 167107588144128. Its totient is φ = 138073377638400.

The previous prime is 152531113364527. The next prime is 152531113364557. The reversal of 152531113364531 is 135463311135251.

152531113364531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 152531113364531 - 2² = 152531113364527 is a prime.

It is a super-2 number, since 2×152531113364531² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152531113361531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2549255 + ... + 17651088.

It is an arithmetic number, because the mean of its divisors is an integer number (10444224259008).

Almost surely, 2^{152531113364531} is an apocalyptic number.

152531113364531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

152531113364531 is a deficient number, since it is larger than the sum of its proper divisors (14576474779597).

152531113364531 is a wasteful number, since it uses less digits than its factorization.

152531113364531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20203282.

The product of its digits is 486000, while the sum is 44.

Adding to 152531113364531 its reverse (135463311135251), we get a palindrome (287994424499782).

The spelling of 152531113364531 in words is "one hundred fifty-two trillion, five hundred thirty-one billion, one hundred thirteen million, three hundred sixty-four thousand, five hundred thirty-one".