11713986587 has 8 divisors (see below), whose sum is σ = 11910493632. Its totient is φ = 11517624000.

The previous prime is 11713986517. The next prime is 11713986619. The reversal of 11713986587 is 78568931711.

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-11713986587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11713986517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134087 + ... + 203487.

It is an arithmetic number, because the mean of its divisors is an integer number (1488811704).

Almost surely, 2^11713986587 is an apocalyptic number.

11713986587 is a deficient number, since it is larger than the sum of its proper divisors (196507045).

11713986587 is an equidigital number, since it uses as much as digits as its factorization.

11713986587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72229.

The product of its digits is 2540160, while the sum is 56.

The spelling of 11713986587 in words is "eleven billion, seven hundred thirteen million, nine hundred eighty-six thousand, five hundred eighty-seven".