252466121 has 2 divisors, whose sum is σ = 252466122. Its totient is φ = 252466120.

The previous prime is 252466103. The next prime is 252466223. The reversal of 252466121 is 121664252.

252466121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164762896 + 87703225 = 12836^2 + 9365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252466121 is a prime.

It is not a weakly prime, because it can be changed into another prime (252466321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126233060 + 126233061.

It is an arithmetic number, because the mean of its divisors is an integer number (126233061).

Almost surely, 2^252466121 is an apocalyptic number.

It is an amenable number.

252466121 is a deficient number, since it is larger than the sum of its proper divisors (1).

252466121 is an equidigital number, since it uses as much as digits as its factorization.

252466121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 29.

The square root of 252466121 is about 15889.1825151579. The cubic root of 252466121 is about 632.0251627339.

The spelling of 252466121 in words is "two hundred fifty-two million, four hundred sixty-six thousand, one hundred twenty-one".