252411451 has 2 divisors, whose sum is σ = 252411452. Its totient is φ = 252411450.

The previous prime is 252411413. The next prime is 252411503. The reversal of 252411451 is 154114252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252411451 - 2⁷ = 252411323 is a prime.

It is not a weakly prime, because it can be changed into another prime (252411251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126205725 + 126205726.

It is an arithmetic number, because the mean of its divisors is an integer number (126205726).

Almost surely, 2^252411451 is an apocalyptic number.

252411451 is a deficient number, since it is larger than the sum of its proper divisors (1).

252411451 is an equidigital number, since it uses as much as digits as its factorization.

252411451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1600, while the sum is 25.

The square root of 252411451 is about 15887.4620691915. The cubic root of 252411451 is about 631.9795390414.

The spelling of 252411451 in words is "two hundred fifty-two million, four hundred eleven thousand, four hundred fifty-one".