13744117 has 4 divisors (see below), whose sum is σ = 13796640. Its totient is φ = 13691596.

The previous prime is 13744111. The next prime is 13744121. The reversal of 13744117 is 71144731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13744117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13744111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25867 + ... + 26392.

It is an arithmetic number, because the mean of its divisors is an integer number (3449160).

Almost surely, 2^13744117 is an apocalyptic number.

It is an amenable number.

13744117 is a deficient number, since it is larger than the sum of its proper divisors (52523).

13744117 is an equidigital number, since it uses as much as digits as its factorization.

13744117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52522.

The product of its digits is 2352, while the sum is 28.

The square root of 13744117 is about 3707.3058951211. The cubic root of 13744117 is about 239.5368207997.

Adding to 13744117 its reverse (71144731), we get a palindrome (84888848).

It can be divided in two parts, 13744 and 117, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 13744117 in words is "thirteen million, seven hundred forty-four thousand, one hundred seventeen".