252094009 has 2 divisors, whose sum is σ = 252094010. Its totient is φ = 252094008.

The previous prime is 252093997. The next prime is 252094019. The reversal of 252094009 is 900490252.

252094009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213306025 + 38787984 = 14605^2 + 6228^2 .

It is a cyclic number.

It is not a de Polignac number, because 252094009 - 2⁹ = 252093497 is a prime.

It is not a weakly prime, because it can be changed into another prime (252094019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126047004 + 126047005.

It is an arithmetic number, because the mean of its divisors is an integer number (126047005).

Almost surely, 2^252094009 is an apocalyptic number.

It is an amenable number.

252094009 is a deficient number, since it is larger than the sum of its proper divisors (1).

252094009 is an equidigital number, since it uses as much as digits as its factorization.

252094009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 252094009 is about 15877.4685954657. The cubic root of 252094009 is about 631.7144942664.

The spelling of 252094009 in words is "two hundred fifty-two million, ninety-four thousand, nine".