90836983 has 2 divisors, whose sum is σ = 90836984. Its totient is φ = 90836982.

The previous prime is 90836981. The next prime is 90836987. The reversal of 90836983 is 38963809.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90836983 - 2¹ = 90836981 is a prime.

Together with 90836981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90836981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45418491 + 45418492.

It is an arithmetic number, because the mean of its divisors is an integer number (45418492).

Almost surely, 2^90836983 is an apocalyptic number.

90836983 is a deficient number, since it is larger than the sum of its proper divisors (1).

90836983 is an equidigital number, since it uses as much as digits as its factorization.

90836983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 90836983 is about 9530.8437716710. The cubic root of 90836983 is about 449.5253975684.

It can be divided in two parts, 90836 and 983, that added together give a palindrome (91819).

The spelling of 90836983 in words is "ninety million, eight hundred thirty-six thousand, nine hundred eighty-three".