90011153 has 2 divisors, whose sum is σ = 90011154. Its totient is φ = 90011152.

The previous prime is 90011149. The next prime is 90011161. The reversal of 90011153 is 35111009.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81414529 + 8596624 = 9023^2 + 2932^2 .

It is a cyclic number.

It is not a de Polignac number, because 90011153 - 2² = 90011149 is a prime.

It is not a weakly prime, because it can be changed into another prime (90011183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45005576 + 45005577.

It is an arithmetic number, because the mean of its divisors is an integer number (45005577).

Almost surely, 2^90011153 is an apocalyptic number.

It is an amenable number.

90011153 is a deficient number, since it is larger than the sum of its proper divisors (1).

90011153 is an equidigital number, since it uses as much as digits as its factorization.

90011153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 90011153 is about 9487.4207770078. The cubic root of 90011153 is about 448.1589854123.

The spelling of 90011153 in words is "ninety million, eleven thousand, one hundred fifty-three".