53913623 has 2 divisors, whose sum is σ = 53913624. Its totient is φ = 53913622.

The previous prime is 53913589. The next prime is 53913641. The reversal of 53913623 is 32631935.

53913623 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 not a de Polignac number, because 53913623 - 2⁸ = 53913367 is a prime.

It is a super-2 number, since 2×53913623² = 5813357489972258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53913623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53913323) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26956811 + 26956812.

It is an arithmetic number, because the mean of its divisors is an integer number (26956812).

Almost surely, 2^53913623 is an apocalyptic number.

53913623 is a deficient number, since it is larger than the sum of its proper divisors (1).

53913623 is an equidigital number, since it uses as much as digits as its factorization.

53913623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 32.

The square root of 53913623 is about 7342.5896657787. The cubic root of 53913623 is about 377.7746737122.

The spelling of 53913623 in words is "fifty-three million, nine hundred thirteen thousand, six hundred twenty-three".