52053515 has 4 divisors (see below), whose sum is σ = 62464224. Its totient is φ = 41642808.

The previous prime is 52053509. The next prime is 52053527. The reversal of 52053515 is 51535025.

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 52053515 - 2⁸ = 52053259 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, 5205347 + ... + 5205356.

It is an arithmetic number, because the mean of its divisors is an integer number (15616056).

Almost surely, 2^52053515 is an apocalyptic number.

52053515 is a deficient number, since it is larger than the sum of its proper divisors (10410709).

52053515 is a wasteful number, since it uses less digits than its factorization.

52053515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10410708.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 52053515 is about 7214.8121943679. The cubic root of 52053515 is about 373.3791136638.

The spelling of 52053515 in words is "fifty-two million, fifty-three thousand, five hundred fifteen".