252345271 has 2 divisors, whose sum is σ = 252345272. Its totient is φ = 252345270.

The previous prime is 252345257. The next prime is 252345277. The reversal of 252345271 is 172543252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252345271 - 2⁹ = 252344759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252345277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126172635 + 126172636.

It is an arithmetic number, because the mean of its divisors is an integer number (126172636).

Almost surely, 2^252345271 is an apocalyptic number.

252345271 is a deficient number, since it is larger than the sum of its proper divisors (1).

252345271 is an equidigital number, since it uses as much as digits as its factorization.

252345271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 31.

The square root of 252345271 is about 15885.3791582071. The cubic root of 252345271 is about 631.9243011067.

The spelling of 252345271 in words is "two hundred fifty-two million, three hundred forty-five thousand, two hundred seventy-one".