10881667 has 4 divisors (see below), whose sum is σ = 10890040. Its totient is φ = 10873296.

The previous prime is 10881631. The next prime is 10881677. The reversal of 10881667 is 76618801.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10881667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10881617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1773 + ... + 4990.

It is an arithmetic number, because the mean of its divisors is an integer number (2722510).

Almost surely, 2^10881667 is an apocalyptic number.

10881667 is a deficient number, since it is larger than the sum of its proper divisors (8373).

10881667 is an equidigital number, since it uses as much as digits as its factorization.

10881667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8372.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 10881667 is about 3298.7371826200. The cubic root of 10881667 is about 221.5976466167.

The spelling of 10881667 in words is "ten million, eight hundred eighty-one thousand, six hundred sixty-seven".