11724879 has 8 divisors (see below), whose sum is σ = 15683760. Its totient is φ = 7791296.

The previous prime is 11724863. The next prime is 11724887. The reversal of 11724879 is 97842711.

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 11724879 - 2⁴ = 11724863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11724809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5214 + ... + 7115.

It is an arithmetic number, because the mean of its divisors is an integer number (1960470).

Almost surely, 2^11724879 is an apocalyptic number.

11724879 is a deficient number, since it is larger than the sum of its proper divisors (3958881).

11724879 is a wasteful number, since it uses less digits than its factorization.

11724879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12649.

The product of its digits is 28224, while the sum is 39.

The square root of 11724879 is about 3424.1610651370. The cubic root of 11724879 is about 227.1796658945.

The spelling of 11724879 in words is "eleven million, seven hundred twenty-four thousand, eight hundred seventy-nine".