13743347 has 4 divisors (see below), whose sum is σ = 13842360. Its totient is φ = 13644336.

The previous prime is 13743319. The next prime is 13743383. The reversal of 13743347 is 74334731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74334731 = 751 ⋅98981.

It is a cyclic number.

It is not a de Polignac number, because 13743347 - 2⁸ = 13743091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13743307) 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, 49298 + ... + 49575.

It is an arithmetic number, because the mean of its divisors is an integer number (3460590).

Almost surely, 2^13743347 is an apocalyptic number.

13743347 is a deficient number, since it is larger than the sum of its proper divisors (99013).

13743347 is an equidigital number, since it uses as much as digits as its factorization.

13743347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99012.

The product of its digits is 21168, while the sum is 32.

The square root of 13743347 is about 3707.2020446693. The cubic root of 13743347 is about 239.5323474483.

The spelling of 13743347 in words is "thirteen million, seven hundred forty-three thousand, three hundred forty-seven".