13117429 has 16 divisors (see below), whose sum is σ = 15523200. Its totient is φ = 10967616.

The previous prime is 13117427. The next prime is 13117453. The reversal of 13117429 is 92471131.

It is a cyclic number.

It is not a de Polignac number, because 13117429 - 2¹ = 13117427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13117397 and 13117406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13117427) 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 15 ways as a sum of consecutive naturals, for example, 4527 + ... + 6835.

It is an arithmetic number, because the mean of its divisors is an integer number (970200).

Almost surely, 2^13117429 is an apocalyptic number.

13117429 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13117429 is a deficient number, since it is larger than the sum of its proper divisors (2405771).

13117429 is a wasteful number, since it uses less digits than its factorization.

13117429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364.

The product of its digits is 1512, while the sum is 28.

The square root of 13117429 is about 3621.7991385498. The cubic root of 13117429 is about 235.8393345319.

The spelling of 13117429 in words is "thirteen million, one hundred seventeen thousand, four hundred twenty-nine".