150150191 has 2 divisors, whose sum is σ = 150150192. Its totient is φ = 150150190.

The previous prime is 150150127. The next prime is 150150199. The reversal of 150150191 is 191051051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150150191 - 2⁶ = 150150127 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150150199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75075095 + 75075096.

It is an arithmetic number, because the mean of its divisors is an integer number (75075096).

Almost surely, 2^150150191 is an apocalyptic number.

150150191 is a deficient number, since it is larger than the sum of its proper divisors (1).

150150191 is an equidigital number, since it uses as much as digits as its factorization.

150150191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225, while the sum is 23.

The square root of 150150191 is about 12253.5787017508. The cubic root of 150150191 is about 531.5065607185.

The spelling of 150150191 in words is "one hundred fifty million, one hundred fifty thousand, one hundred ninety-one".