152204291 has 2 divisors, whose sum is σ = 152204292. Its totient is φ = 152204290.

The previous prime is 152204251. The next prime is 152204357. The reversal of 152204291 is 192402251.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152204291 is a prime.

It is a super-2 number, since 2×152204291² = 46332292397625362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 152204291.

It is not a weakly prime, because it can be changed into another prime (152204201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76102145 + 76102146.

It is an arithmetic number, because the mean of its divisors is an integer number (76102146).

Almost surely, 2^152204291 is an apocalyptic number.

152204291 is a deficient number, since it is larger than the sum of its proper divisors (1).

152204291 is an equidigital number, since it uses as much as digits as its factorization.

152204291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 152204291 is about 12337.1103180607. The cubic root of 152204291 is about 533.9193150082.

The spelling of 152204291 in words is "one hundred fifty-two million, two hundred four thousand, two hundred ninety-one".