13116089 has 4 divisors (see below), whose sum is σ = 14989824. Its totient is φ = 11242356.

The previous prime is 13116041. The next prime is 13116101. The reversal of 13116089 is 98061131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13116089 - 2¹⁶ = 13050553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13116029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 936857 + ... + 936870.

It is an arithmetic number, because the mean of its divisors is an integer number (3747456).

Almost surely, 2^13116089 is an apocalyptic number.

It is an amenable number.

13116089 is a deficient number, since it is larger than the sum of its proper divisors (1873735).

13116089 is an equidigital number, since it uses as much as digits as its factorization.

13116089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873734.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 13116089 is about 3621.6141428926. The cubic root of 13116089 is about 235.8313036017.

The spelling of 13116089 in words is "thirteen million, one hundred sixteen thousand, eighty-nine".