11679739 has 4 divisors (see below), whose sum is σ = 11689056. Its totient is φ = 11670424.

The previous prime is 11679727. The next prime is 11679757. The reversal of 11679739 is 93797611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11679739 - 2⁷ = 11679611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11679695 and 11679704.

It is not an unprimeable number, because it can be changed into a prime (11671739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2419 + ... + 5404.

It is an arithmetic number, because the mean of its divisors is an integer number (2922264).

Almost surely, 2^11679739 is an apocalyptic number.

11679739 is a deficient number, since it is larger than the sum of its proper divisors (9317).

11679739 is an equidigital number, since it uses as much as digits as its factorization.

11679739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9316.

The product of its digits is 71442, while the sum is 43.

The square root of 11679739 is about 3417.5633132394. The cubic root of 11679739 is about 226.8877487796.

The spelling of 11679739 in words is "eleven million, six hundred seventy-nine thousand, seven hundred thirty-nine".