11321868 has 24 divisors (see below), whose sum is σ = 26717040. Its totient is φ = 3731200.

The previous prime is 11321839. The next prime is 11321897. The reversal of 11321868 is 86812311.

It is an interprime number because it is at equal distance from previous prime (11321839) and next prime (11321897).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4233 + ... + 6368.

It is an arithmetic number, because the mean of its divisors is an integer number (1113210).

Almost surely, 2^11321868 is an apocalyptic number.

It is an amenable number.

11321868 is an abundant number, since it is smaller than the sum of its proper divisors (15395172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11321868 is a wasteful number, since it uses less digits than its factorization.

11321868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10697 (or 10695 counting only the distinct ones).

The product of its digits is 2304, while the sum is 30.

The square root of 11321868 is about 3364.7983594860. The cubic root of 11321868 is about 224.5463650284.

The spelling of 11321868 in words is "eleven million, three hundred twenty-one thousand, eight hundred sixty-eight".