90315083 has 2 divisors, whose sum is σ = 90315084. Its totient is φ = 90315082.

The previous prime is 90315073. The next prime is 90315107. The reversal of 90315083 is 38051309.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90315083 - 2⁸ = 90314827 is a prime.

It is not a weakly prime, because it can be changed into another prime (90315023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45157541 + 45157542.

It is an arithmetic number, because the mean of its divisors is an integer number (45157542).

Almost surely, 2^90315083 is an apocalyptic number.

90315083 is a deficient number, since it is larger than the sum of its proper divisors (1).

90315083 is an equidigital number, since it uses as much as digits as its factorization.

90315083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 90315083 is about 9503.4248037221. The cubic root of 90315083 is about 448.6628338649.

The spelling of 90315083 in words is "ninety million, three hundred fifteen thousand, eighty-three".