52315519 has 2 divisors, whose sum is σ = 52315520. Its totient is φ = 52315518.

The previous prime is 52315499. The next prime is 52315553. The reversal of 52315519 is 91551325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52315519 - 2¹³ = 52307327 is a prime.

It is a super-2 number, since 2×52315519² = 5473827056478722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52315619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26157759 + 26157760.

It is an arithmetic number, because the mean of its divisors is an integer number (26157760).

Almost surely, 2^52315519 is an apocalyptic number.

52315519 is a deficient number, since it is larger than the sum of its proper divisors (1).

52315519 is an equidigital number, since it uses as much as digits as its factorization.

52315519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6750, while the sum is 31.

The square root of 52315519 is about 7232.9467715448. The cubic root of 52315519 is about 374.0045158500.

The spelling of 52315519 in words is "fifty-two million, three hundred fifteen thousand, five hundred nineteen".