53895979 has 2 divisors, whose sum is σ = 53895980. Its totient is φ = 53895978.

The previous prime is 53895931. The next prime is 53895983. The reversal of 53895979 is 97959835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53895979 - 2⁹ = 53895467 is a prime.

It is not a weakly prime, because it can be changed into another prime (53895679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26947989 + 26947990.

It is an arithmetic number, because the mean of its divisors is an integer number (26947990).

Almost surely, 2^53895979 is an apocalyptic number.

53895979 is a deficient number, since it is larger than the sum of its proper divisors (1).

53895979 is an equidigital number, since it uses as much as digits as its factorization.

53895979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3061800, while the sum is 55.

The square root of 53895979 is about 7341.3880840070. The cubic root of 53895979 is about 377.7334585039.

The spelling of 53895979 in words is "fifty-three million, eight hundred ninety-five thousand, nine hundred seventy-nine".