53213599 has 2 divisors, whose sum is σ = 53213600. Its totient is φ = 53213598.

The previous prime is 53213597. The next prime is 53213617. The reversal of 53213599 is 99531235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53213599 - 2¹ = 53213597 is a prime.

Together with 53213597, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53213597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26606799 + 26606800.

It is an arithmetic number, because the mean of its divisors is an integer number (26606800).

Almost surely, 2^53213599 is an apocalyptic number.

53213599 is a deficient number, since it is larger than the sum of its proper divisors (1).

53213599 is an equidigital number, since it uses as much as digits as its factorization.

53213599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36450, while the sum is 37.

The square root of 53213599 is about 7294.7651778519. The cubic root of 53213599 is about 376.1325146886.

The spelling of 53213599 in words is "fifty-three million, two hundred thirteen thousand, five hundred ninety-nine".