13431110587 has 8 divisors (see below), whose sum is σ = 13750775280. Its totient is φ = 13111778400.

The previous prime is 13431110573. The next prime is 13431110591. The reversal of 13431110587 is 78501113431.

It is a happy number.

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 13431110587 - 2²⁷ = 13296892859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13431110557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412 + ... + 163897.

It is an arithmetic number, because the mean of its divisors is an integer number (1718846910).

Almost surely, 2^13431110587 is an apocalyptic number.

13431110587 is a deficient number, since it is larger than the sum of its proper divisors (319664693).

13431110587 is a wasteful number, since it uses less digits than its factorization.

13431110587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166253.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 13431110587 in words is "thirteen billion, four hundred thirty-one million, one hundred ten thousand, five hundred eighty-seven".