150368399 has 4 divisors (see below), whose sum is σ = 150397536. Its totient is φ = 150339264.

The previous prime is 150368357. The next prime is 150368419. The reversal of 150368399 is 993863051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 150368399 - 2⁸ = 150368143 is a prime.

It is a super-2 number, since 2×150368399² = 45221310835646402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150361399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4514 + ... + 17919.

It is an arithmetic number, because the mean of its divisors is an integer number (37599384).

Almost surely, 2^150368399 is an apocalyptic number.

150368399 is a deficient number, since it is larger than the sum of its proper divisors (29137).

150368399 is an equidigital number, since it uses as much as digits as its factorization.

150368399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29136.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 150368399 is about 12262.4793170060. The cubic root of 150368399 is about 531.7639093670.

The spelling of 150368399 in words is "one hundred fifty million, three hundred sixty-eight thousand, three hundred ninety-nine".