90704753 has 2 divisors, whose sum is σ = 90704754. Its totient is φ = 90704752.

The previous prime is 90704737. The next prime is 90704777. The reversal of 90704753 is 35740709.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78712384 + 11992369 = 8872^2 + 3463^2 .

It is a cyclic number.

It is not a de Polignac number, because 90704753 - 2⁴ = 90704737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (90704153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45352376 + 45352377.

It is an arithmetic number, because the mean of its divisors is an integer number (45352377).

Almost surely, 2^90704753 is an apocalyptic number.

It is an amenable number.

90704753 is a deficient number, since it is larger than the sum of its proper divisors (1).

90704753 is an equidigital number, since it uses as much as digits as its factorization.

90704753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 90704753 is about 9523.9042939332. The cubic root of 90704753 is about 449.3071692396.

The spelling of 90704753 in words is "ninety million, seven hundred four thousand, seven hundred fifty-three".