10999868 has 18 divisors (see below), whose sum is σ = 21159768. Its totient is φ = 4999720.

The previous prime is 10999861. The next prime is 10999871. The reversal of 10999868 is 86899901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10999861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10880 + ... + 11847.

Almost surely, 2^10999868 is an apocalyptic number.

It is an amenable number.

10999868 is a deficient number, since it is larger than the sum of its proper divisors (10159900).

10999868 is a wasteful number, since it uses less digits than its factorization.

10999868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22753 (or 22740 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 50.

The square root of 10999868 is about 3316.6048905470. The cubic root of 10999868 is about 222.3971194613.

The spelling of 10999868 in words is "ten million, nine hundred ninety-nine thousand, eight hundred sixty-eight".