11614989 has 4 divisors (see below), whose sum is σ = 15486656. Its totient is φ = 7743324.

The previous prime is 11614973. The next prime is 11614991. The reversal of 11614989 is 98941611.

11614989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 11614989 - 2⁴ = 11614973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11614289) 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, 1935829 + ... + 1935834.

It is an arithmetic number, because the mean of its divisors is an integer number (3871664).

Almost surely, 2^11614989 is an apocalyptic number.

It is an amenable number.

11614989 is a deficient number, since it is larger than the sum of its proper divisors (3871667).

11614989 is an equidigital number, since it uses as much as digits as its factorization.

11614989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871666.

The product of its digits is 15552, while the sum is 39.

The square root of 11614989 is about 3408.0770237775. The cubic root of 11614989 is about 226.4676990520.

The spelling of 11614989 in words is "eleven million, six hundred fourteen thousand, nine hundred eighty-nine".