11712678 has 16 divisors (see below), whose sum is σ = 23598000. Its totient is φ = 3875456.

The previous prime is 11712661. The next prime is 11712689. The reversal of 11712678 is 87621711.

11712678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

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, 6303 + ... + 7946.

It is an arithmetic number, because the mean of its divisors is an integer number (1474875).

Almost surely, 2^11712678 is an apocalyptic number.

11712678 is an abundant number, since it is smaller than the sum of its proper divisors (11885322).

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

11712678 is a wasteful number, since it uses less digits than its factorization.

11712678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14391.

The product of its digits is 4704, while the sum is 33.

The square root of 11712678 is about 3422.3789971305. The cubic root of 11712678 is about 227.1008369042.

The spelling of 11712678 in words is "eleven million, seven hundred twelve thousand, six hundred seventy-eight".