90648011 has 2 divisors, whose sum is σ = 90648012. Its totient is φ = 90648010.

The previous prime is 90648001. The next prime is 90648017. The reversal of 90648011 is 11084609.

It is a strong prime.

It is an emirp because it is prime and its reverse (11084609) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90648011 - 2¹⁰ = 90646987 is a prime.

It is a super-2 number, since 2×90648011² = 16434123796512242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (90648017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45324005 + 45324006.

It is an arithmetic number, because the mean of its divisors is an integer number (45324006).

Almost surely, 2^90648011 is an apocalyptic number.

90648011 is a deficient number, since it is larger than the sum of its proper divisors (1).

90648011 is an equidigital number, since it uses as much as digits as its factorization.

90648011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 90648011 is about 9520.9249025502. The cubic root of 90648011 is about 449.2134589521.

The spelling of 90648011 in words is "ninety million, six hundred forty-eight thousand, eleven".