113081583587 has 8 divisors (see below), whose sum is σ = 129238561536. Its totient is φ = 96925222152.

The previous prime is 113081583493. The next prime is 113081583611. The reversal of 113081583587 is 785385180311.

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 113081583587 - 2²² = 113077389283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113081583887) 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, 347978 + ... + 589280.

It is an arithmetic number, because the mean of its divisors is an integer number (16154820192).

Almost surely, 2^113081583587 is an apocalyptic number.

113081583587 is a deficient number, since it is larger than the sum of its proper divisors (16156977949).

113081583587 is an equidigital number, since it uses as much as digits as its factorization.

113081583587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308257.

The product of its (nonzero) digits is 806400, while the sum is 50.

The spelling of 113081583587 in words is "one hundred thirteen billion, eighty-one million, five hundred eighty-three thousand, five hundred eighty-seven".