252314045 has 4 divisors (see below), whose sum is σ = 302776860. Its totient is φ = 201851232.

The previous prime is 252314039. The next prime is 252314077. The reversal of 252314045 is 540413252.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 67190809 + 185123236 = 8197^2 + 13606^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252314045 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25231400 + ... + 25231409.

It is an arithmetic number, because the mean of its divisors is an integer number (75694215).

Almost surely, 2^252314045 is an apocalyptic number.

It is an amenable number.

252314045 is a deficient number, since it is larger than the sum of its proper divisors (50462815).

252314045 is an equidigital number, since it uses as much as digits as its factorization.

252314045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50462814.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 252314045 is about 15884.3962743316. The cubic root of 252314045 is about 631.8982345959.

Adding to 252314045 its reverse (540413252), we get a palindrome (792727297).

The spelling of 252314045 in words is "two hundred fifty-two million, three hundred fourteen thousand, forty-five".