53003659 has 2 divisors, whose sum is σ = 53003660. Its totient is φ = 53003658.

The previous prime is 53003651. The next prime is 53003719. The reversal of 53003659 is 95630035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53003659 - 2³ = 53003651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53003659.

It is not a weakly prime, because it can be changed into another prime (53003651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26501829 + 26501830.

It is an arithmetic number, because the mean of its divisors is an integer number (26501830).

Almost surely, 2^53003659 is an apocalyptic number.

53003659 is a deficient number, since it is larger than the sum of its proper divisors (1).

53003659 is an equidigital number, since it uses as much as digits as its factorization.

53003659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 31.

The square root of 53003659 is about 7280.3611860951. The cubic root of 53003659 is about 375.6372194053.

The spelling of 53003659 in words is "fifty-three million, three thousand, six hundred fifty-nine".