150161915 has 4 divisors (see below), whose sum is σ = 180194304. Its totient is φ = 120129528.

The previous prime is 150161899. The next prime is 150161929. The reversal of 150161915 is 519161051.

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 150161915 - 2⁴ = 150161899 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 15016187 + ... + 15016196.

It is an arithmetic number, because the mean of its divisors is an integer number (45048576).

Almost surely, 2^150161915 is an apocalyptic number.

150161915 is a deficient number, since it is larger than the sum of its proper divisors (30032389).

150161915 is an equidigital number, since it uses as much as digits as its factorization.

150161915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30032388.

The product of its (nonzero) digits is 1350, while the sum is 29.

The square root of 150161915 is about 12254.0570832684. The cubic root of 150161915 is about 531.5203940247.

The spelling of 150161915 in words is "one hundred fifty million, one hundred sixty-one thousand, nine hundred fifteen".