52015513031 has 2 divisors, whose sum is σ = 52015513032. Its totient is φ = 52015513030.

The previous prime is 52015513019. The next prime is 52015513061. The reversal of 52015513031 is 13031551025.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52015513031 - 2¹⁰ = 52015512007 is a prime.

It is a super-2 number, since 2×52015513031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52015513061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26007756515 + 26007756516.

It is an arithmetic number, because the mean of its divisors is an integer number (26007756516).

Almost surely, 2^52015513031 is an apocalyptic number.

52015513031 is a deficient number, since it is larger than the sum of its proper divisors (1).

52015513031 is an equidigital number, since it uses as much as digits as its factorization.

52015513031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 26.

The spelling of 52015513031 in words is "fifty-two billion, fifteen million, five hundred thirteen thousand, thirty-one".