11679645 has 8 divisors (see below), whose sum is σ = 18687456. Its totient is φ = 6229136.

The previous prime is 11679637. The next prime is 11679659. The reversal of 11679645 is 54697611.

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

It is a cyclic number.

It is not a de Polignac number, because 11679645 - 2³ = 11679637 is a prime.

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, 389307 + ... + 389336.

It is an arithmetic number, because the mean of its divisors is an integer number (2335932).

Almost surely, 2^11679645 is an apocalyptic number.

11679645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11679645 is a deficient number, since it is larger than the sum of its proper divisors (7007811).

11679645 is an equidigital number, since it uses as much as digits as its factorization.

11679645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778651.

The product of its digits is 45360, while the sum is 39.

The square root of 11679645 is about 3417.5495607233. The cubic root of 11679645 is about 226.8871401043.

The spelling of 11679645 in words is "eleven million, six hundred seventy-nine thousand, six hundred forty-five".