150445979 has 2 divisors, whose sum is σ = 150445980. Its totient is φ = 150445978.

The previous prime is 150445973. The next prime is 150445993. The reversal of 150445979 is 979544051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150445979 - 2⁴ = 150445963 is a prime.

It is not a weakly prime, because it can be changed into another prime (150445973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75222989 + 75222990.

It is an arithmetic number, because the mean of its divisors is an integer number (75222990).

Almost surely, 2^150445979 is an apocalyptic number.

150445979 is a deficient number, since it is larger than the sum of its proper divisors (1).

150445979 is an equidigital number, since it uses as much as digits as its factorization.

150445979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 150445979 is about 12265.6422171854. The cubic root of 150445979 is about 531.8553451376.

The spelling of 150445979 in words is "one hundred fifty million, four hundred forty-five thousand, nine hundred seventy-nine".