11467978 has 8 divisors (see below), whose sum is σ = 17216640. Its totient is φ = 5729100.

The previous prime is 11467969. The next prime is 11468011. The reversal of 11467978 is 87976411.

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

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, 2433 + ... + 5371.

It is an arithmetic number, because the mean of its divisors is an integer number (2152080).

Almost surely, 2^11467978 is an apocalyptic number.

11467978 is a deficient number, since it is larger than the sum of its proper divisors (5748662).

11467978 is a wasteful number, since it uses less digits than its factorization.

11467978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4892.

The product of its digits is 84672, while the sum is 43.

The square root of 11467978 is about 3386.4403139580. The cubic root of 11467978 is about 225.5081715746.

The spelling of 11467978 in words is "eleven million, four hundred sixty-seven thousand, nine hundred seventy-eight".