52315597 has 2 divisors, whose sum is σ = 52315598. Its totient is φ = 52315596.

The previous prime is 52315573. The next prime is 52315609. The reversal of 52315597 is 79551325.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35390601 + 16924996 = 5949^2 + 4114^2 .

It is a cyclic number.

It is not a de Polignac number, because 52315597 - 2¹⁹ = 51791309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52315297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26157798 + 26157799.

It is an arithmetic number, because the mean of its divisors is an integer number (26157799).

Almost surely, 2^52315597 is an apocalyptic number.

It is an amenable number.

52315597 is a deficient number, since it is larger than the sum of its proper divisors (1).

52315597 is an equidigital number, since it uses as much as digits as its factorization.

52315597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47250, while the sum is 37.

The square root of 52315597 is about 7232.9521635360. The cubic root of 52315597 is about 374.0047017244.

The spelling of 52315597 in words is "fifty-two million, three hundred fifteen thousand, five hundred ninety-seven".