150044891 has 2 divisors, whose sum is σ = 150044892. Its totient is φ = 150044890.

The previous prime is 150044887. The next prime is 150044899. The reversal of 150044891 is 198440051.

It is a weak prime.

It is an emirp because it is prime and its reverse (198440051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150044891 - 2² = 150044887 is a prime.

It is not a weakly prime, because it can be changed into another prime (150044899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75022445 + 75022446.

It is an arithmetic number, because the mean of its divisors is an integer number (75022446).

Almost surely, 2^150044891 is an apocalyptic number.

150044891 is a deficient number, since it is larger than the sum of its proper divisors (1).

150044891 is an equidigital number, since it uses as much as digits as its factorization.

150044891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 150044891 is about 12249.2812442200. The cubic root of 150044891 is about 531.3822835333.

The spelling of 150044891 in words is "one hundred fifty million, forty-four thousand, eight hundred ninety-one".