252948401 has 2 divisors, whose sum is σ = 252948402. Its totient is φ = 252948400.

The previous prime is 252948379. The next prime is 252948439. The reversal of 252948401 is 104849252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135117376 + 117831025 = 11624^2 + 10855^2 .

It is a cyclic number.

It is not a de Polignac number, because 252948401 - 2¹⁰ = 252947377 is a prime.

It is not a weakly prime, because it can be changed into another prime (252948481) 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, 126474200 + 126474201.

It is an arithmetic number, because the mean of its divisors is an integer number (126474201).

Almost surely, 2^252948401 is an apocalyptic number.

It is an amenable number.

252948401 is a deficient number, since it is larger than the sum of its proper divisors (1).

252948401 is an equidigital number, since it uses as much as digits as its factorization.

252948401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 252948401 is about 15904.3516372092. The cubic root of 252948401 is about 632.4273542671.

The spelling of 252948401 in words is "two hundred fifty-two million, nine hundred forty-eight thousand, four hundred one".