252524235461 has 2 divisors, whose sum is σ = 252524235462. Its totient is φ = 252524235460.

The previous prime is 252524235421. The next prime is 252524235493. The reversal of 252524235461 is 164532425252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237939084100 + 14585151361 = 487790^2 + 120769^2 .

It is a cyclic number.

It is not a de Polignac number, because 252524235461 - 2²² = 252520041157 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252524235421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126262117730 + 126262117731.

It is an arithmetic number, because the mean of its divisors is an integer number (126262117731).

Almost surely, 2^252524235461 is an apocalyptic number.

It is an amenable number.

252524235461 is a deficient number, since it is larger than the sum of its proper divisors (1).

252524235461 is an equidigital number, since it uses as much as digits as its factorization.

252524235461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576000, while the sum is 41.

The spelling of 252524235461 in words is "two hundred fifty-two billion, five hundred twenty-four million, two hundred thirty-five thousand, four hundred sixty-one".