150765609 has 4 divisors (see below), whose sum is σ = 201020816. Its totient is φ = 100510404.

The previous prime is 150765583. The next prime is 150765653. The reversal of 150765609 is 906567051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 150765609 - 2²⁵ = 117211177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150765689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25127599 + ... + 25127604.

It is an arithmetic number, because the mean of its divisors is an integer number (50255204).

Almost surely, 2^150765609 is an apocalyptic number.

It is an amenable number.

150765609 is a deficient number, since it is larger than the sum of its proper divisors (50255207).

150765609 is an equidigital number, since it uses as much as digits as its factorization.

150765609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50255206.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 150765609 is about 12278.6647889744. The cubic root of 150765609 is about 532.2317297996.

The spelling of 150765609 in words is "one hundred fifty million, seven hundred sixty-five thousand, six hundred nine".