53352515 has 4 divisors (see below), whose sum is σ = 64023024. Its totient is φ = 42682008.

The previous prime is 53352499. The next prime is 53352529. The reversal of 53352515 is 51525335.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53352515 - 2⁴ = 53352499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5335247 + ... + 5335256.

It is an arithmetic number, because the mean of its divisors is an integer number (16005756).

Almost surely, 2^53352515 is an apocalyptic number.

53352515 is a deficient number, since it is larger than the sum of its proper divisors (10670509).

53352515 is a wasteful number, since it uses less digits than its factorization.

53352515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10670508.

The product of its digits is 11250, while the sum is 29.

The square root of 53352515 is about 7304.2805942817. The cubic root of 53352515 is about 376.4595327420.

The spelling of 53352515 in words is "fifty-three million, three hundred fifty-two thousand, five hundred fifteen".