12745718 has 8 divisors (see below), whose sum is σ = 19134120. Its totient is φ = 6367680.

The previous prime is 12745717. The next prime is 12745721. The reversal of 12745718 is 81754721.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12745717) 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, 2438 + ... + 5606.

It is an arithmetic number, because the mean of its divisors is an integer number (2391765).

Almost surely, 2^12745718 is an apocalyptic number.

12745718 is a deficient number, since it is larger than the sum of its proper divisors (6388402).

12745718 is a wasteful number, since it uses less digits than its factorization.

12745718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182.

The product of its digits is 15680, while the sum is 35.

The square root of 12745718 is about 3570.1145639881. The cubic root of 12745718 is about 233.5902806638.

The spelling of 12745718 in words is "twelve million, seven hundred forty-five thousand, seven hundred eighteen".