252045377 has 4 divisors (see below), whose sum is σ = 252213696. Its totient is φ = 251877060.

The previous prime is 252045373. The next prime is 252045413. The reversal of 252045377 is 773540252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 252045377 - 2² = 252045373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252045373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81893 + ... + 84914.

It is an arithmetic number, because the mean of its divisors is an integer number (63053424).

Almost surely, 2^252045377 is an apocalyptic number.

It is an amenable number.

252045377 is a deficient number, since it is larger than the sum of its proper divisors (168319).

252045377 is a wasteful number, since it uses less digits than its factorization.

252045377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168318.

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 252045377 is about 15875.9370432110. The cubic root of 252045377 is about 631.6738698513.

It can be divided in two parts, 25 and 2045377, that added together give a palindrome (2045402).

The spelling of 252045377 in words is "two hundred fifty-two million, forty-five thousand, three hundred seventy-seven".