90939011 has 2 divisors, whose sum is σ = 90939012. Its totient is φ = 90939010.

The previous prime is 90938999. The next prime is 90939019. The reversal of 90939011 is 11093909.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90939011 - 2¹⁸ = 90676867 is a prime.

It is not a weakly prime, because it can be changed into another prime (90939019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45469505 + 45469506.

It is an arithmetic number, because the mean of its divisors is an integer number (45469506).

Almost surely, 2^90939011 is an apocalyptic number.

90939011 is a deficient number, since it is larger than the sum of its proper divisors (1).

90939011 is an equidigital number, since it uses as much as digits as its factorization.

90939011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2187, while the sum is 32.

The square root of 90939011 is about 9536.1947861818. The cubic root of 90939011 is about 449.6936367405.

The spelling of 90939011 in words is "ninety million, nine hundred thirty-nine thousand, eleven".