13273743 has 8 divisors (see below), whose sum is σ = 20226688. Its totient is φ = 7584984.

The previous prime is 13273739. The next prime is 13273751. The reversal of 13273743 is 34737231.

13273743 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13273743 - 2² = 13273739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13273743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13273703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316021 + ... + 316062.

It is an arithmetic number, because the mean of its divisors is an integer number (2528336).

Almost surely, 2^13273743 is an apocalyptic number.

13273743 is a deficient number, since it is larger than the sum of its proper divisors (6952945).

13273743 is an equidigital number, since it uses as much as digits as its factorization.

13273743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632093.

The product of its digits is 10584, while the sum is 30.

The square root of 13273743 is about 3643.3148367935. The cubic root of 13273743 is about 236.7724319528.

The spelling of 13273743 in words is "thirteen million, two hundred seventy-three thousand, seven hundred forty-three".