90242611 has 2 divisors, whose sum is σ = 90242612. Its totient is φ = 90242610.

The previous prime is 90242567. The next prime is 90242627. The reversal of 90242611 is 11624209.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90242611 - 2⁷ = 90242483 is a prime.

It is not a weakly prime, because it can be changed into another prime (90242651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45121305 + 45121306.

It is an arithmetic number, because the mean of its divisors is an integer number (45121306).

Almost surely, 2^90242611 is an apocalyptic number.

90242611 is a deficient number, since it is larger than the sum of its proper divisors (1).

90242611 is an equidigital number, since it uses as much as digits as its factorization.

90242611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 90242611 is about 9499.6110973029. The cubic root of 90242611 is about 448.5427941370.

The spelling of 90242611 in words is "ninety million, two hundred forty-two thousand, six hundred eleven".