90555713 has 2 divisors, whose sum is σ = 90555714. Its totient is φ = 90555712.

The previous prime is 90555701. The next prime is 90555727. The reversal of 90555713 is 31755509.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72982849 + 17572864 = 8543^2 + 4192^2 .

It is a cyclic number.

It is not a de Polignac number, because 90555713 - 2⁸ = 90555457 is a prime.

It is not a weakly prime, because it can be changed into another prime (90555733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45277856 + 45277857.

It is an arithmetic number, because the mean of its divisors is an integer number (45277857).

Almost surely, 2^90555713 is an apocalyptic number.

It is an amenable number.

90555713 is a deficient number, since it is larger than the sum of its proper divisors (1).

90555713 is an equidigital number, since it uses as much as digits as its factorization.

90555713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23625, while the sum is 35.

The square root of 90555713 is about 9516.0765549674. The cubic root of 90555713 is about 449.0609438062.

The spelling of 90555713 in words is "ninety million, five hundred fifty-five thousand, seven hundred thirteen".