53505167 has 2 divisors, whose sum is σ = 53505168. Its totient is φ = 53505166.

The previous prime is 53505139. The next prime is 53505173. The reversal of 53505167 is 76150535.

53505167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53505167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53505187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26752583 + 26752584.

It is an arithmetic number, because the mean of its divisors is an integer number (26752584).

Almost surely, 2^53505167 is an apocalyptic number.

53505167 is a deficient number, since it is larger than the sum of its proper divisors (1).

53505167 is an equidigital number, since it uses as much as digits as its factorization.

53505167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 53505167 is about 7314.7226194846. The cubic root of 53505167 is about 376.8182323531.

The spelling of 53505167 in words is "fifty-three million, five hundred five thousand, one hundred sixty-seven".