11679971 has 2 divisors, whose sum is σ = 11679972. Its totient is φ = 11679970.

The previous prime is 11679959. The next prime is 11679989. The reversal of 11679971 is 17997611.

11679971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11679971 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11679991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5839985 + 5839986.

It is an arithmetic number, because the mean of its divisors is an integer number (5839986).

Almost surely, 2^11679971 is an apocalyptic number.

11679971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11679971 is an equidigital number, since it uses as much as digits as its factorization.

11679971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 41.

The square root of 11679971 is about 3417.5972553828. The cubic root of 11679971 is about 226.8892510280.

The spelling of 11679971 in words is "eleven million, six hundred seventy-nine thousand, nine hundred seventy-one".