52155995 has 4 divisors (see below), whose sum is σ = 62587200. Its totient is φ = 41724792.

The previous prime is 52155967. The next prime is 52156003. The reversal of 52155995 is 59955125.

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 52155995 - 2⁸ = 52155739 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5215595 + ... + 5215604.

It is an arithmetic number, because the mean of its divisors is an integer number (15646800).

Almost surely, 2^52155995 is an apocalyptic number.

52155995 is a deficient number, since it is larger than the sum of its proper divisors (10431205).

52155995 is a wasteful number, since it uses less digits than its factorization.

52155995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10431204.

The product of its digits is 101250, while the sum is 41.

The square root of 52155995 is about 7221.9107582412. The cubic root of 52155995 is about 373.6239822278.

The spelling of 52155995 in words is "fifty-two million, one hundred fifty-five thousand, nine hundred ninety-five".