53379967 has 2 divisors, whose sum is σ = 53379968. Its totient is φ = 53379966.

The previous prime is 53379961. The next prime is 53379979. The reversal of 53379967 is 76997335.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53379967 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53379967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53379961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26689983 + 26689984.

It is an arithmetic number, because the mean of its divisors is an integer number (26689984).

Almost surely, 2^53379967 is an apocalyptic number.

53379967 is a deficient number, since it is larger than the sum of its proper divisors (1).

53379967 is an equidigital number, since it uses as much as digits as its factorization.

53379967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1071630, while the sum is 49.

The square root of 53379967 is about 7306.1595246751. The cubic root of 53379967 is about 376.5240894931.

The spelling of 53379967 in words is "fifty-three million, three hundred seventy-nine thousand, nine hundred sixty-seven".