90150959 has 2 divisors, whose sum is σ = 90150960. Its totient is φ = 90150958.

The previous prime is 90150889. The next prime is 90150971. The reversal of 90150959 is 95905109.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90150959 - 2¹² = 90146863 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 (90150989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45075479 + 45075480.

It is an arithmetic number, because the mean of its divisors is an integer number (45075480).

Almost surely, 2^90150959 is an apocalyptic number.

90150959 is a deficient number, since it is larger than the sum of its proper divisors (1).

90150959 is an equidigital number, since it uses as much as digits as its factorization.

90150959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18225, while the sum is 38.

The square root of 90150959 is about 9494.7858848949. The cubic root of 90150959 is about 448.3908933558.

The spelling of 90150959 in words is "ninety million, one hundred fifty thousand, nine hundred fifty-nine".