12743308 has 18 divisors (see below), whose sum is σ = 22844724. Its totient is φ = 6219864.

The previous prime is 12743279. The next prime is 12743309. The reversal of 12743308 is 80334721.

It is not an unprimeable number, because it can be changed into a prime (12743309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6535 + ... + 8257.

Almost surely, 2^12743308 is an apocalyptic number.

It is an amenable number.

12743308 is a deficient number, since it is larger than the sum of its proper divisors (10101416).

12743308 is a wasteful number, since it uses less digits than its factorization.

12743308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813 (or 1768 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 12743308 is about 3569.7770238490. Note that the first 3 decimals coincide. The cubic root of 12743308 is about 233.5755570769.

The spelling of 12743308 in words is "twelve million, seven hundred forty-three thousand, three hundred eight".