52651957 has 2 divisors, whose sum is σ = 52651958. Its totient is φ = 52651956.

The previous prime is 52651933. The next prime is 52651961. The reversal of 52651957 is 75915625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51969681 + 682276 = 7209^2 + 826^2 .

It is a cyclic number.

It is not a de Polignac number, because 52651957 - 2⁷ = 52651829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52651757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26325978 + 26325979.

It is an arithmetic number, because the mean of its divisors is an integer number (26325979).

Almost surely, 2^52651957 is an apocalyptic number.

It is an amenable number.

52651957 is a deficient number, since it is larger than the sum of its proper divisors (1).

52651957 is an equidigital number, since it uses as much as digits as its factorization.

52651957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94500, while the sum is 40.

The square root of 52651957 is about 7256.1668255354. The cubic root of 52651957 is about 374.8045369504.

The spelling of 52651957 in words is "fifty-two million, six hundred fifty-one thousand, nine hundred fifty-seven".