13614989 has 2 divisors, whose sum is σ = 13614990. Its totient is φ = 13614988.

The previous prime is 13614967. The next prime is 13615013. The reversal of 13614989 is 98941631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13446889 + 168100 = 3667^2 + 410^2 .

It is an emirp because it is prime and its reverse (98941631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13614989 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13314989) 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 as a sum of consecutive naturals, namely, 6807494 + 6807495.

It is an arithmetic number, because the mean of its divisors is an integer number (6807495).

Almost surely, 2^13614989 is an apocalyptic number.

It is an amenable number.

13614989 is a deficient number, since it is larger than the sum of its proper divisors (1).

13614989 is an equidigital number, since it uses as much as digits as its factorization.

13614989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 41.

The square root of 13614989 is about 3689.8494549236. The cubic root of 13614989 is about 238.7842979518.

The spelling of 13614989 in words is "thirteen million, six hundred fourteen thousand, nine hundred eighty-nine".