90013337 has 2 divisors, whose sum is σ = 90013338. Its totient is φ = 90013336.

The previous prime is 90013331. The next prime is 90013387. The reversal of 90013337 is 73331009.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89946256 + 67081 = 9484^2 + 259^2 .

It is a cyclic number.

It is not a de Polignac number, because 90013337 - 2²⁶ = 22904473 is a prime.

It is not a weakly prime, because it can be changed into another prime (90013331) 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, 45006668 + 45006669.

It is an arithmetic number, because the mean of its divisors is an integer number (45006669).

Almost surely, 2^90013337 is an apocalyptic number.

It is an amenable number.

90013337 is a deficient number, since it is larger than the sum of its proper divisors (1).

90013337 is an equidigital number, since it uses as much as digits as its factorization.

90013337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 26.

The square root of 90013337 is about 9487.5358760850. The cubic root of 90013337 is about 448.1626100420.

The spelling of 90013337 in words is "ninety million, thirteen thousand, three hundred thirty-seven".