90633311 has 2 divisors, whose sum is σ = 90633312. Its totient is φ = 90633310.

The previous prime is 90633299. The next prime is 90633331. The reversal of 90633311 is 11333609.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90633311 - 2²² = 86439007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90633331) 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, 45316655 + 45316656.

It is an arithmetic number, because the mean of its divisors is an integer number (45316656).

Almost surely, 2^90633311 is an apocalyptic number.

90633311 is a deficient number, since it is larger than the sum of its proper divisors (1).

90633311 is an equidigital number, since it uses as much as digits as its factorization.

90633311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 90633311 is about 9520.1528874278. The cubic root of 90633311 is about 449.1891752980.

The spelling of 90633311 in words is "ninety million, six hundred thirty-three thousand, three hundred eleven".