150555091 has 2 divisors, whose sum is σ = 150555092. Its totient is φ = 150555090.

The previous prime is 150555017. The next prime is 150555101. The reversal of 150555091 is 190555051.

It is a strong prime.

It is an emirp because it is prime and its reverse (190555051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150555091 - 2¹¹ = 150553043 is a prime.

It is not a weakly prime, because it can be changed into another prime (150555001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75277545 + 75277546.

It is an arithmetic number, because the mean of its divisors is an integer number (75277546).

Almost surely, 2^150555091 is an apocalyptic number.

150555091 is a deficient number, since it is larger than the sum of its proper divisors (1).

150555091 is an equidigital number, since it uses as much as digits as its factorization.

150555091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5625, while the sum is 31.

The square root of 150555091 is about 12270.0892824788. The cubic root of 150555091 is about 531.9838913377.

The spelling of 150555091 in words is "one hundred fifty million, five hundred fifty-five thousand, ninety-one".