53972167 has 2 divisors, whose sum is σ = 53972168. Its totient is φ = 53972166.

The previous prime is 53972153. The next prime is 53972173. The reversal of 53972167 is 76127935.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53972167 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53978167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26986083 + 26986084.

It is an arithmetic number, because the mean of its divisors is an integer number (26986084).

Almost surely, 2^53972167 is an apocalyptic number.

53972167 is a deficient number, since it is larger than the sum of its proper divisors (1).

53972167 is an equidigital number, since it uses as much as digits as its factorization.

53972167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 53972167 is about 7346.5751884807. The cubic root of 53972167 is about 377.9113642107.

The spelling of 53972167 in words is "fifty-three million, nine hundred seventy-two thousand, one hundred sixty-seven".