13559489 has 8 divisors (see below), whose sum is σ = 14981760. Its totient is φ = 12206656.

The previous prime is 13559477. The next prime is 13559503. The reversal of 13559489 is 98495531.

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 a de Polignac number, because none of the positive numbers 2^k-13559489 is a prime.

It is a super-2 number, since 2×13559489² = 367719483882242, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13559419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16949 + ... + 17730.

It is an arithmetic number, because the mean of its divisors is an integer number (1872720).

Almost surely, 2^13559489 is an apocalyptic number.

It is an amenable number.

13559489 is a deficient number, since it is larger than the sum of its proper divisors (1422271).

13559489 is a wasteful number, since it uses less digits than its factorization.

13559489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34719.

The product of its digits is 194400, while the sum is 44.

The square root of 13559489 is about 3682.3211429749. The cubic root of 13559489 is about 238.4593967976.

The spelling of 13559489 in words is "thirteen million, five hundred fifty-nine thousand, four hundred eighty-nine".