9111990675 has 48 divisors (see below), whose sum is σ = 15964915680. Its totient is φ = 4577664000.

The previous prime is 9111990647. The next prime is 9111990689. The reversal of 9111990675 is 5760991119.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-9111990675 is a prime.

It is a super-2 number, since 2×9111990675² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38085 + ... + 140265.

It is an arithmetic number, because the mean of its divisors is an integer number (332602410).

Almost surely, 2^9111990675 is an apocalyptic number.

9111990675 is a deficient number, since it is larger than the sum of its proper divisors (6852925005).

9111990675 is a wasteful number, since it uses less digits than its factorization.

9111990675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102264 (or 102259 counting only the distinct ones).

The product of its (nonzero) digits is 153090, while the sum is 48.

The square root of 9111990675 is about 95456.7476661551. The cubic root of 9111990675 is about 2088.6760595491.

The spelling of 9111990675 in words is "nine billion, one hundred eleven million, nine hundred ninety thousand, six hundred seventy-five".