53201237 has 2 divisors, whose sum is σ = 53201238. Its totient is φ = 53201236.

The previous prime is 53201221. The next prime is 53201249. The reversal of 53201237 is 73210235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26894596 + 26306641 = 5186^2 + 5129^2 .

It is a cyclic number.

It is not a de Polignac number, because 53201237 - 2⁴ = 53201221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53200237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26600618 + 26600619.

It is an arithmetic number, because the mean of its divisors is an integer number (26600619).

Almost surely, 2^53201237 is an apocalyptic number.

It is an amenable number.

53201237 is a deficient number, since it is larger than the sum of its proper divisors (1).

53201237 is an equidigital number, since it uses as much as digits as its factorization.

53201237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 53201237 is about 7293.9178086951. The cubic root of 53201237 is about 376.1033861053.

The spelling of 53201237 in words is "fifty-three million, two hundred one thousand, two hundred thirty-seven".