252713233 has 2 divisors, whose sum is σ = 252713234. Its totient is φ = 252713232.

The previous prime is 252713207. The next prime is 252713257. The reversal of 252713233 is 332317252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234334864 + 18378369 = 15308^2 + 4287^2 .

It is a cyclic number.

It is not a de Polignac number, because 252713233 - 2²⁵ = 219158801 is a prime.

It is not a weakly prime, because it can be changed into another prime (252713203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126356616 + 126356617.

It is an arithmetic number, because the mean of its divisors is an integer number (126356617).

Almost surely, 2^252713233 is an apocalyptic number.

It is an amenable number.

252713233 is a deficient number, since it is larger than the sum of its proper divisors (1).

252713233 is an equidigital number, since it uses as much as digits as its factorization.

252713233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 28.

The square root of 252713233 is about 15896.9567213351. The cubic root of 252713233 is about 632.2313027008.

The spelling of 252713233 in words is "two hundred fifty-two million, seven hundred thirteen thousand, two hundred thirty-three".