116089587 has 12 divisors (see below), whose sum is σ = 167954904. Its totient is φ = 77268480.

The previous prime is 116089499. The next prime is 116089613. The reversal of 116089587 is 785980611.

116089587 is a `hidden beast` number, since 1 + 1 + 60 + 8 + 9 + 587 = 666.

It is not a de Polignac number, because 116089587 - 2²³ = 107700979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116085587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4293 + ... + 15830.

It is an arithmetic number, because the mean of its divisors is an integer number (13996242).

Almost surely, 2^116089587 is an apocalyptic number.

116089587 is a deficient number, since it is larger than the sum of its proper divisors (51865317).

116089587 is a wasteful number, since it uses less digits than its factorization.

116089587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20770 (or 20767 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The square root of 116089587 is about 10774.4877836489. The cubic root of 116089587 is about 487.8254142904.

The spelling of 116089587 in words is "one hundred sixteen million, eighty-nine thousand, five hundred eighty-seven".