53362993 has 2 divisors, whose sum is σ = 53362994. Its totient is φ = 53362992.

The previous prime is 53362979. The next prime is 53363029. The reversal of 53362993 is 39926335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41370624 + 11992369 = 6432^2 + 3463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53362993 is a prime.

It is not a weakly prime, because it can be changed into another prime (53362193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26681496 + 26681497.

It is an arithmetic number, because the mean of its divisors is an integer number (26681497).

Almost surely, 2^53362993 is an apocalyptic number.

It is an amenable number.

53362993 is a deficient number, since it is larger than the sum of its proper divisors (1).

53362993 is an equidigital number, since it uses as much as digits as its factorization.

53362993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131220, while the sum is 40.

The square root of 53362993 is about 7304.9978097190. The cubic root of 53362993 is about 376.4841756590.

The spelling of 53362993 in words is "fifty-three million, three hundred sixty-two thousand, nine hundred ninety-three".