252158099 has 2 divisors, whose sum is σ = 252158100. Its totient is φ = 252158098.

The previous prime is 252158041. The next prime is 252158107. The reversal of 252158099 is 990851252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252158099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (252158029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126079049 + 126079050.

It is an arithmetic number, because the mean of its divisors is an integer number (126079050).

Almost surely, 2^252158099 is an apocalyptic number.

252158099 is a deficient number, since it is larger than the sum of its proper divisors (1).

252158099 is an equidigital number, since it uses as much as digits as its factorization.

252158099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 252158099 is about 15879.4867360378. The cubic root of 252158099 is about 631.7680234394.

The spelling of 252158099 in words is "two hundred fifty-two million, one hundred fifty-eight thousand, ninety-nine".