150231665 has 8 divisors (see below), whose sum is σ = 180351360. Its totient is φ = 120136432.

The previous prime is 150231659. The next prime is 150231671. The reversal of 150231665 is 566132051.

150231665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (150231659) and next prime (150231671).

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 150231665 - 2⁸ = 150231409 is a prime.

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, 12626 + ... + 21444.

It is an arithmetic number, because the mean of its divisors is an integer number (22543920).

Almost surely, 2^150231665 is an apocalyptic number.

It is an amenable number.

150231665 is a deficient number, since it is larger than the sum of its proper divisors (30119695).

150231665 is an equidigital number, since it uses as much as digits as its factorization.

150231665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12231.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 150231665 is about 12256.9027490635. The cubic root of 150231665 is about 531.6026781129.

The spelling of 150231665 in words is "one hundred fifty million, two hundred thirty-one thousand, six hundred sixty-five".