252515134 has 4 divisors (see below), whose sum is σ = 378772704. Its totient is φ = 126257566.

The previous prime is 252515129. The next prime is 252515141. The reversal of 252515134 is 431515252.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63128782 + ... + 63128785.

It is an arithmetic number, because the mean of its divisors is an integer number (94693176).

Almost surely, 2^252515134 is an apocalyptic number.

252515134 is a deficient number, since it is larger than the sum of its proper divisors (126257570).

252515134 is a wasteful number, since it uses less digits than its factorization.

252515134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126257569.

The product of its digits is 6000, while the sum is 28.

The square root of 252515134 is about 15890.7247789394. The cubic root of 252515134 is about 632.0660598977.

The spelling of 252515134 in words is "two hundred fifty-two million, five hundred fifteen thousand, one hundred thirty-four".