90603883 has 2 divisors, whose sum is σ = 90603884. Its totient is φ = 90603882.

The previous prime is 90603857. The next prime is 90603889. The reversal of 90603883 is 38830609.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90603883 - 2²⁵ = 57049451 is a prime.

It is a super-2 number, since 2×90603883² = 16418127229355378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (90603889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45301941 + 45301942.

It is an arithmetic number, because the mean of its divisors is an integer number (45301942).

Almost surely, 2^90603883 is an apocalyptic number.

90603883 is a deficient number, since it is larger than the sum of its proper divisors (1).

90603883 is an equidigital number, since it uses as much as digits as its factorization.

90603883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 90603883 is about 9518.6071985349. The cubic root of 90603883 is about 449.1405538443.

The spelling of 90603883 in words is "ninety million, six hundred three thousand, eight hundred eighty-three".