252352545 has 16 divisors (see below), whose sum is σ = 407540160. Its totient is φ = 133329344.

The previous prime is 252352523. The next prime is 252352561. The reversal of 252352545 is 545253252.

It is a cyclic number.

It is not a de Polignac number, because 252352545 - 2²¹ = 250255393 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 77010 + ... + 80219.

It is an arithmetic number, because the mean of its divisors is an integer number (25471260).

Almost surely, 2^252352545 is an apocalyptic number.

It is an amenable number.

252352545 is a deficient number, since it is larger than the sum of its proper divisors (155187615).

252352545 is a wasteful number, since it uses less digits than its factorization.

252352545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157344.

The product of its digits is 60000, while the sum is 33.

The square root of 252352545 is about 15885.6081092289. The cubic root of 252352545 is about 631.9303729109.

The spelling of 252352545 in words is "two hundred fifty-two million, three hundred fifty-two thousand, five hundred forty-five".