150725631 has 8 divisors (see below), whose sum is σ = 229677184. Its totient is φ = 86128920.

The previous prime is 150725591. The next prime is 150725639. The reversal of 150725631 is 136527051.

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

It is not a de Polignac number, because 150725631 - 2¹⁹ = 150201343 is a prime.

It is a super-2 number, since 2×150725631² = 45436431680696322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150725639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3588685 + ... + 3588726.

It is an arithmetic number, because the mean of its divisors is an integer number (28709648).

Almost surely, 2^150725631 is an apocalyptic number.

150725631 is a deficient number, since it is larger than the sum of its proper divisors (78951553).

150725631 is an equidigital number, since it uses as much as digits as its factorization.

150725631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177421.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 150725631 is about 12277.0367353038. The cubic root of 150725631 is about 532.1846822861.

The spelling of 150725631 in words is "one hundred fifty million, seven hundred twenty-five thousand, six hundred thirty-one".