90699113 has 2 divisors, whose sum is σ = 90699114. Its totient is φ = 90699112.

The previous prime is 90699109. The next prime is 90699137. The reversal of 90699113 is 31199609.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49392784 + 41306329 = 7028^2 + 6427^2 .

It is a cyclic number.

It is not a de Polignac number, because 90699113 - 2² = 90699109 is a prime.

It is not a weakly prime, because it can be changed into another prime (90699013) 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, 45349556 + 45349557.

It is an arithmetic number, because the mean of its divisors is an integer number (45349557).

Almost surely, 2^90699113 is an apocalyptic number.

It is an amenable number.

90699113 is a deficient number, since it is larger than the sum of its proper divisors (1).

90699113 is an equidigital number, since it uses as much as digits as its factorization.

90699113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 38.

The square root of 90699113 is about 9523.6081922767. The cubic root of 90699113 is about 449.2978564422.

The spelling of 90699113 in words is "ninety million, six hundred ninety-nine thousand, one hundred thirteen".