150012139 has 2 divisors, whose sum is σ = 150012140. Its totient is φ = 150012138.

The previous prime is 150012127. The next prime is 150012167. The reversal of 150012139 is 931210051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150012139 - 2¹⁵ = 149979371 is a prime.

It is not a weakly prime, because it can be changed into another prime (150012119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75006069 + 75006070.

It is an arithmetic number, because the mean of its divisors is an integer number (75006070).

Almost surely, 2^150012139 is an apocalyptic number.

150012139 is a deficient number, since it is larger than the sum of its proper divisors (1).

150012139 is an equidigital number, since it uses as much as digits as its factorization.

150012139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 150012139 is about 12247.9442764898. The cubic root of 150012139 is about 531.3436171073.

The spelling of 150012139 in words is "one hundred fifty million, twelve thousand, one hundred thirty-nine".