90836203313 has 2 divisors, whose sum is σ = 90836203314. Its totient is φ = 90836203312.

The previous prime is 90836203301. The next prime is 90836203517. The reversal of 90836203313 is 31330263809.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90704573584 + 131629729 = 301172^2 + 11473^2 .

It is a cyclic number.

It is not a de Polignac number, because 90836203313 - 2⁸ = 90836203057 is a prime.

It is not a weakly prime, because it can be changed into another prime (90836203613) 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, 45418101656 + 45418101657.

It is an arithmetic number, because the mean of its divisors is an integer number (45418101657).

Almost surely, 2^90836203313 is an apocalyptic number.

It is an amenable number.

90836203313 is a deficient number, since it is larger than the sum of its proper divisors (1).

90836203313 is an equidigital number, since it uses as much as digits as its factorization.

90836203313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 90836203313 in words is "ninety billion, eight hundred thirty-six million, two hundred three thousand, three hundred thirteen".