252377453 has 2 divisors, whose sum is σ = 252377454. Its totient is φ = 252377452.

The previous prime is 252377441. The next prime is 252377471. The reversal of 252377453 is 354773252.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180687364 + 71690089 = 13442^2 + 8467^2 .

It is a cyclic number.

It is not a de Polignac number, because 252377453 - 2⁸ = 252377197 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 (252377423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126188726 + 126188727.

It is an arithmetic number, because the mean of its divisors is an integer number (126188727).

Almost surely, 2^252377453 is an apocalyptic number.

It is an amenable number.

252377453 is a deficient number, since it is larger than the sum of its proper divisors (1).

252377453 is an equidigital number, since it uses as much as digits as its factorization.

252377453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176400, while the sum is 38.

The square root of 252377453 is about 15886.3920699446. The cubic root of 252377453 is about 631.9511634071.

The spelling of 252377453 in words is "two hundred fifty-two million, three hundred seventy-seven thousand, four hundred fifty-three".