53915879 has 2 divisors, whose sum is σ = 53915880. Its totient is φ = 53915878.

The previous prime is 53915867. The next prime is 53915881. The reversal of 53915879 is 97851935.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53915879 - 2²⁰ = 52867303 is a prime.

Together with 53915881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53915899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26957939 + 26957940.

It is an arithmetic number, because the mean of its divisors is an integer number (26957940).

Almost surely, 2^53915879 is an apocalyptic number.

53915879 is a deficient number, since it is larger than the sum of its proper divisors (1).

53915879 is an equidigital number, since it uses as much as digits as its factorization.

53915879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 47.

The square root of 53915879 is about 7342.7432884447. The cubic root of 53915879 is about 377.7799429294.

The spelling of 53915879 in words is "fifty-three million, nine hundred fifteen thousand, eight hundred seventy-nine".