10978166 has 8 divisors (see below), whose sum is σ = 16817760. Its totient is φ = 5372248.

The previous prime is 10978139. The next prime is 10978183. The reversal of 10978166 is 66187901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 58301 + ... + 58488.

It is an arithmetic number, because the mean of its divisors is an integer number (2102220).

Almost surely, 2^10978166 is an apocalyptic number.

10978166 is a deficient number, since it is larger than the sum of its proper divisors (5839594).

10978166 is a wasteful number, since it uses less digits than its factorization.

10978166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116838.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 10978166 is about 3313.3315560022. The cubic root of 10978166 is about 222.2507649819.

The spelling of 10978166 in words is "ten million, nine hundred seventy-eight thousand, one hundred sixty-six".