53616319 has 2 divisors, whose sum is σ = 53616320. Its totient is φ = 53616318.

The previous prime is 53616307. The next prime is 53616323. The reversal of 53616319 is 91361635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53616319 - 2⁵ = 53616287 is a prime.

It is a super-3 number, since 3×53616319³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53616349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26808159 + 26808160.

It is an arithmetic number, because the mean of its divisors is an integer number (26808160).

Almost surely, 2^53616319 is an apocalyptic number.

53616319 is a deficient number, since it is larger than the sum of its proper divisors (1).

53616319 is an equidigital number, since it uses as much as digits as its factorization.

53616319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 34.

The square root of 53616319 is about 7322.3165050413. The cubic root of 53616319 is about 377.0789867967.

It can be divided in two parts, 53616 and 319, that added together give a palindrome (53935).

The spelling of 53616319 in words is "fifty-three million, six hundred sixteen thousand, three hundred nineteen".