11587979 has 8 divisors (see below), whose sum is σ = 12521712. Its totient is φ = 10660320.

The previous prime is 11587951. The next prime is 11588009. The reversal of 11587979 is 97978511.

11587979 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11587979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11587949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (1565214).

Almost surely, 2^11587979 is an apocalyptic number.

11587979 is a deficient number, since it is larger than the sum of its proper divisors (933733).

11587979 is a wasteful number, since it uses less digits than its factorization.

11587979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037.

The product of its digits is 158760, while the sum is 47.

The square root of 11587979 is about 3404.1120721856. The cubic root of 11587979 is about 226.2920168600.

The spelling of 11587979 in words is "eleven million, five hundred eighty-seven thousand, nine hundred seventy-nine".