90375611 has 2 divisors, whose sum is σ = 90375612. Its totient is φ = 90375610.

The previous prime is 90375601. The next prime is 90375619. The reversal of 90375611 is 11657309.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90375611 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (90375619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45187805 + 45187806.

It is an arithmetic number, because the mean of its divisors is an integer number (45187806).

Almost surely, 2^90375611 is an apocalyptic number.

90375611 is a deficient number, since it is larger than the sum of its proper divisors (1).

90375611 is an equidigital number, since it uses as much as digits as its factorization.

90375611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 90375611 is about 9506.6088065093. The cubic root of 90375611 is about 448.7630408244.

The spelling of 90375611 in words is "ninety million, three hundred seventy-five thousand, six hundred eleven".