13743761 has 4 divisors (see below), whose sum is σ = 14115252. Its totient is φ = 13372272.

The previous prime is 13743731. The next prime is 13743781. The reversal of 13743761 is 16734731.

13743761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6345361 + 7398400 = 2519^2 + 2720^2 .

It is a cyclic number.

It is not a de Polignac number, because 13743761 - 2¹⁰ = 13742737 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (13743731) 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, 185690 + ... + 185763.

It is an arithmetic number, because the mean of its divisors is an integer number (3528813).

Almost surely, 2^13743761 is an apocalyptic number.

It is an amenable number.

13743761 is a deficient number, since it is larger than the sum of its proper divisors (371491).

13743761 is an equidigital number, since it uses as much as digits as its factorization.

13743761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371490.

The product of its digits is 10584, while the sum is 32.

The square root of 13743761 is about 3707.2578815076. The cubic root of 13743761 is about 239.5347526216.

The spelling of 13743761 in words is "thirteen million, seven hundred forty-three thousand, seven hundred sixty-one".