53315579 has 2 divisors, whose sum is σ = 53315580. Its totient is φ = 53315578.

The previous prime is 53315513. The next prime is 53315593. The reversal of 53315579 is 97551335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53315579 - 2²⁰ = 52267003 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (53314579) 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, 26657789 + 26657790.

It is an arithmetic number, because the mean of its divisors is an integer number (26657790).

Almost surely, 2^53315579 is an apocalyptic number.

53315579 is a deficient number, since it is larger than the sum of its proper divisors (1).

53315579 is an equidigital number, since it uses as much as digits as its factorization.

53315579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70875, while the sum is 38.

The square root of 53315579 is about 7301.7517761151. The cubic root of 53315579 is about 376.3726382484.

The spelling of 53315579 in words is "fifty-three million, three hundred fifteen thousand, five hundred seventy-nine".