150379531 has 2 divisors, whose sum is σ = 150379532. Its totient is φ = 150379530.

The previous prime is 150379477. The next prime is 150379571. The reversal of 150379531 is 135973051.

150379531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (135973051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150379531 - 2⁷ = 150379403 is a prime.

It is a super-2 number, since 2×150379531² = 45228006687559922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (150379571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75189765 + 75189766.

It is an arithmetic number, because the mean of its divisors is an integer number (75189766).

Almost surely, 2^150379531 is an apocalyptic number.

150379531 is a deficient number, since it is larger than the sum of its proper divisors (1).

150379531 is an equidigital number, since it uses as much as digits as its factorization.

150379531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14175, while the sum is 34.

The square root of 150379531 is about 12262.9332135505. The cubic root of 150379531 is about 531.7770314720. Note that the first 3 decimals are identical.

The spelling of 150379531 in words is "one hundred fifty million, three hundred seventy-nine thousand, five hundred thirty-one".