150944891 has 2 divisors, whose sum is σ = 150944892. Its totient is φ = 150944890.

The previous prime is 150944861. The next prime is 150944917. The reversal of 150944891 is 198449051.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150944891 is a prime.

It is not a weakly prime, because it can be changed into another prime (150944861) 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, 75472445 + 75472446.

It is an arithmetic number, because the mean of its divisors is an integer number (75472446).

Almost surely, 2^150944891 is an apocalyptic number.

150944891 is a deficient number, since it is larger than the sum of its proper divisors (1).

150944891 is an equidigital number, since it uses as much as digits as its factorization.

150944891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 150944891 is about 12285.9631694060. The cubic root of 150944891 is about 532.4426129315.

The spelling of 150944891 in words is "one hundred fifty million, nine hundred forty-four thousand, eight hundred ninety-one".