52320545113 has 2 divisors, whose sum is σ = 52320545114. Its totient is φ = 52320545112.

The previous prime is 52320545087. The next prime is 52320545129. The reversal of 52320545113 is 31154502325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41059727424 + 11260817689 = 202632^2 + 106117^2 .

It is a cyclic number.

It is not a de Polignac number, because 52320545113 - 2¹³ = 52320536921 is a prime.

It is not a weakly prime, because it can be changed into another prime (52320515113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26160272556 + 26160272557.

It is an arithmetic number, because the mean of its divisors is an integer number (26160272557).

Almost surely, 2^52320545113 is an apocalyptic number.

It is an amenable number.

52320545113 is a deficient number, since it is larger than the sum of its proper divisors (1).

52320545113 is an equidigital number, since it uses as much as digits as its factorization.

52320545113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 52320545113 in words is "fifty-two billion, three hundred twenty million, five hundred forty-five thousand, one hundred thirteen".