150001565 has 16 divisors (see below), whose sum is σ = 206986368. Its totient is φ = 102223296.

The previous prime is 150001559. The next prime is 150001573. The reversal of 150001565 is 565100051.

It is not a de Polignac number, because 150001565 - 2⁸ = 150001309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150001565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7442 + ... + 18851.

It is an arithmetic number, because the mean of its divisors is an integer number (12936648).

Almost surely, 2^150001565 is an apocalyptic number.

It is an amenable number.

150001565 is a deficient number, since it is larger than the sum of its proper divisors (56984803).

150001565 is a wasteful number, since it uses less digits than its factorization.

150001565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26468.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 150001565 is about 12247.5126046067. The cubic root of 150001565 is about 531.3311324301.

The spelling of 150001565 in words is "one hundred fifty million, one thousand, five hundred sixty-five".