52611913 has 2 divisors, whose sum is σ = 52611914. Its totient is φ = 52611912.

The previous prime is 52611907. The next prime is 52611943. The reversal of 52611913 is 31911625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48066489 + 4545424 = 6933^2 + 2132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52611913 is a prime.

It is not a weakly prime, because it can be changed into another prime (52611943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26305956 + 26305957.

It is an arithmetic number, because the mean of its divisors is an integer number (26305957).

Almost surely, 2^52611913 is an apocalyptic number.

It is an amenable number.

52611913 is a deficient number, since it is larger than the sum of its proper divisors (1).

52611913 is an equidigital number, since it uses as much as digits as its factorization.

52611913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 28.

The square root of 52611913 is about 7253.4069925794. The cubic root of 52611913 is about 374.7094947130.

The spelling of 52611913 in words is "fifty-two million, six hundred eleven thousand, nine hundred thirteen".