252126653 has 2 divisors, whose sum is σ = 252126654. Its totient is φ = 252126652.

The previous prime is 252126649. The next prime is 252126703. The reversal of 252126653 is 356621252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252079129 + 47524 = 15877^2 + 218^2 .

It is a cyclic number.

It is not a de Polignac number, because 252126653 - 2² = 252126649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252126613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126063326 + 126063327.

It is an arithmetic number, because the mean of its divisors is an integer number (126063327).

Almost surely, 2^252126653 is an apocalyptic number.

It is an amenable number.

252126653 is a deficient number, since it is larger than the sum of its proper divisors (1).

252126653 is an equidigital number, since it uses as much as digits as its factorization.

252126653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 32.

The square root of 252126653 is about 15878.4965598132. The cubic root of 252126653 is about 631.7417602825.

The spelling of 252126653 in words is "two hundred fifty-two million, one hundred twenty-six thousand, six hundred fifty-three".