90765119 has 2 divisors, whose sum is σ = 90765120. Its totient is φ = 90765118.

The previous prime is 90765089. The next prime is 90765127. The reversal of 90765119 is 91156709.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90765119 is a prime.

It is a super-2 number, since 2×90765119² = 16476613654168322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90765139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45382559 + 45382560.

It is an arithmetic number, because the mean of its divisors is an integer number (45382560).

Almost surely, 2^90765119 is an apocalyptic number.

90765119 is a deficient number, since it is larger than the sum of its proper divisors (1).

90765119 is an equidigital number, since it uses as much as digits as its factorization.

90765119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 90765119 is about 9527.0729502823. The cubic root of 90765119 is about 449.4068217236.

The spelling of 90765119 in words is "ninety million, seven hundred sixty-five thousand, one hundred nineteen".