152944399 has 2 divisors, whose sum is σ = 152944400. Its totient is φ = 152944398.

The previous prime is 152944397. The next prime is 152944403. The reversal of 152944399 is 993449251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 152944399 - 2¹ = 152944397 is a prime.

Together with 152944397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152944397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76472199 + 76472200.

It is an arithmetic number, because the mean of its divisors is an integer number (76472200).

Almost surely, 2^152944399 is an apocalyptic number.

152944399 is a deficient number, since it is larger than the sum of its proper divisors (1).

152944399 is an equidigital number, since it uses as much as digits as its factorization.

152944399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 46.

The square root of 152944399 is about 12367.0691354096. The cubic root of 152944399 is about 534.7833274058.

The spelling of 152944399 in words is "one hundred fifty-two million, nine hundred forty-four thousand, three hundred ninety-nine".