13809059 has 8 divisors (see below), whose sum is σ = 15129840. Its totient is φ = 12499200.

The previous prime is 13809053. The next prime is 13809071. The reversal of 13809059 is 95090831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13809059 - 2¹⁶ = 13743523 is a prime.

It is a super-2 number, since 2×13809059² = 381380220930962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13809053) 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, 47 + ... + 5255.

It is an arithmetic number, because the mean of its divisors is an integer number (1891230).

Almost surely, 2^13809059 is an apocalyptic number.

13809059 is a deficient number, since it is larger than the sum of its proper divisors (1320781).

13809059 is a wasteful number, since it uses less digits than its factorization.

13809059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 13809059 is about 3716.0542245775. The cubic root of 13809059 is about 239.9135047107.

The spelling of 13809059 in words is "thirteen million, eight hundred nine thousand, fifty-nine".