53915423 has 2 divisors, whose sum is σ = 53915424. Its totient is φ = 53915422.

The previous prime is 53915419. The next prime is 53915429. The reversal of 53915423 is 32451935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53915423 - 2² = 53915419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53915423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53915429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26957711 + 26957712.

It is an arithmetic number, because the mean of its divisors is an integer number (26957712).

Almost surely, 2^53915423 is an apocalyptic number.

53915423 is a deficient number, since it is larger than the sum of its proper divisors (1).

53915423 is an equidigital number, since it uses as much as digits as its factorization.

53915423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 32.

The square root of 53915423 is about 7342.7122373139. The cubic root of 53915423 is about 377.7788778867.

The spelling of 53915423 in words is "fifty-three million, nine hundred fifteen thousand, four hundred twenty-three".