152664817 has 2 divisors, whose sum is σ = 152664818. Its totient is φ = 152664816.

The previous prime is 152664803. The next prime is 152664847. The reversal of 152664817 is 718466251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141348321 + 11316496 = 11889^2 + 3364^2 .

It is a cyclic number.

It is not a de Polignac number, because 152664817 - 2¹⁵ = 152632049 is a prime.

It is equal to p_8585662 and since 152664817 and 8585662 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 152664817.

It is not a weakly prime, because it can be changed into another prime (152664847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76332408 + 76332409.

It is an arithmetic number, because the mean of its divisors is an integer number (76332409).

Almost surely, 2^152664817 is an apocalyptic number.

It is an amenable number.

152664817 is a deficient number, since it is larger than the sum of its proper divisors (1).

152664817 is an equidigital number, since it uses as much as digits as its factorization.

152664817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The square root of 152664817 is about 12355.7604784165. The cubic root of 152664817 is about 534.4572677600.

The spelling of 152664817 in words is "one hundred fifty-two million, six hundred sixty-four thousand, eight hundred seventeen".