150061565 has 8 divisors (see below), whose sum is σ = 182097720. Its totient is φ = 118700032.

The previous prime is 150061537. The next prime is 150061579. The reversal of 150061565 is 565160051.

It can be written as a sum of positive squares in 4 ways, for example, as 17397241 + 132664324 = 4171^2 + 11518^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150061565 - 2¹⁶ = 149996029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168164 + ... + 169053.

It is an arithmetic number, because the mean of its divisors is an integer number (22762215).

Almost surely, 2^150061565 is an apocalyptic number.

It is an amenable number.

150061565 is a deficient number, since it is larger than the sum of its proper divisors (32036155).

150061565 is an equidigital number, since it uses as much as digits as its factorization.

150061565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337311.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 150061565 is about 12249.9618366752. The cubic root of 150061565 is about 531.4019663983.

The spelling of 150061565 in words is "one hundred fifty million, sixty-one thousand, five hundred sixty-five".