13699289 has 8 divisors (see below), whose sum is σ = 14245728. Its totient is φ = 13163040.

The previous prime is 13699267. The next prime is 13699307. The reversal of 13699289 is 98299631.

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-13699289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13699249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254 + ... + 5240.

It is an arithmetic number, because the mean of its divisors is an integer number (1780716).

Almost surely, 2^13699289 is an apocalyptic number.

It is an amenable number.

13699289 is a deficient number, since it is larger than the sum of its proper divisors (546439).

13699289 is an equidigital number, since it uses as much as digits as its factorization.

13699289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095.

The product of its digits is 209952, while the sum is 47.

The square root of 13699289 is about 3701.2550574096. The cubic root of 13699289 is about 239.2761116260.

The spelling of 13699289 in words is "thirteen million, six hundred ninety-nine thousand, two hundred eighty-nine".