53317039 has 2 divisors, whose sum is σ = 53317040. Its totient is φ = 53317038.

The previous prime is 53317031. The next prime is 53317057. The reversal of 53317039 is 93071335.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53317039 - 2³ = 53317031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53317039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53317031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26658519 + 26658520.

It is an arithmetic number, because the mean of its divisors is an integer number (26658520).

Almost surely, 2^53317039 is an apocalyptic number.

53317039 is a deficient number, since it is larger than the sum of its proper divisors (1).

53317039 is an equidigital number, since it uses as much as digits as its factorization.

53317039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 53317039 is about 7301.8517514395. The cubic root of 53317039 is about 376.3760737610.

The spelling of 53317039 in words is "fifty-three million, three hundred seventeen thousand, thirty-nine".