53704039 has 2 divisors, whose sum is σ = 53704040. Its totient is φ = 53704038.

The previous prime is 53704031. The next prime is 53704067. The reversal of 53704039 is 93040735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53704039 - 2³ = 53704031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53704039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53704031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26852019 + 26852020.

It is an arithmetic number, because the mean of its divisors is an integer number (26852020).

Almost surely, 2^53704039 is an apocalyptic number.

53704039 is a deficient number, since it is larger than the sum of its proper divisors (1).

53704039 is an equidigital number, since it uses as much as digits as its factorization.

53704039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 53704039 is about 7328.3039647657. The cubic root of 53704039 is about 377.2845171698.

It can be divided in two parts, 5370 and 4039, that added together give a square (9409 = 97²).

The spelling of 53704039 in words is "fifty-three million, seven hundred four thousand, thirty-nine".