11668478 has 8 divisors (see below), whose sum is σ = 17549568. Its totient is φ = 5818624.

The previous prime is 11668441. The next prime is 11668487. The reversal of 11668478 is 87486611.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6851 + ... + 8382.

It is an arithmetic number, because the mean of its divisors is an integer number (2193696).

Almost surely, 2^11668478 is an apocalyptic number.

11668478 is a deficient number, since it is larger than the sum of its proper divisors (5881090).

11668478 is a wasteful number, since it uses less digits than its factorization.

11668478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15618.

The product of its digits is 64512, while the sum is 41.

The square root of 11668478 is about 3415.9153970788. The cubic root of 11668478 is about 226.8148075233.

The spelling of 11668478 in words is "eleven million, six hundred sixty-eight thousand, four hundred seventy-eight".