53156659 has 2 divisors, whose sum is σ = 53156660. Its totient is φ = 53156658.

The previous prime is 53156641. The next prime is 53156687. The reversal of 53156659 is 95665135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53156659 - 2¹³ = 53148467 is a prime.

It is not a weakly prime, because it can be changed into another prime (53156689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26578329 + 26578330.

It is an arithmetic number, because the mean of its divisors is an integer number (26578330).

Almost surely, 2^53156659 is an apocalyptic number.

53156659 is a deficient number, since it is larger than the sum of its proper divisors (1).

53156659 is an equidigital number, since it uses as much as digits as its factorization.

53156659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121500, while the sum is 40.

The square root of 53156659 is about 7290.8613345749. The cubic root of 53156659 is about 375.9983094650.

The spelling of 53156659 in words is "fifty-three million, one hundred fifty-six thousand, six hundred fifty-nine".