52158313 has 2 divisors, whose sum is σ = 52158314. Its totient is φ = 52158312.

The previous prime is 52158283. The next prime is 52158317. The reversal of 52158313 is 31385125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28858384 + 23299929 = 5372^2 + 4827^2 .

It is a cyclic number.

It is not a de Polignac number, because 52158313 - 2⁹ = 52157801 is a prime.

It is not a weakly prime, because it can be changed into another prime (52158317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26079156 + 26079157.

It is an arithmetic number, because the mean of its divisors is an integer number (26079157).

Almost surely, 2^52158313 is an apocalyptic number.

It is an amenable number.

52158313 is a deficient number, since it is larger than the sum of its proper divisors (1).

52158313 is an equidigital number, since it uses as much as digits as its factorization.

52158313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 52158313 is about 7222.0712403022. The cubic root of 52158313 is about 373.6295172103.

The spelling of 52158313 in words is "fifty-two million, one hundred fifty-eight thousand, three hundred thirteen".