12715942 has 4 divisors (see below), whose sum is σ = 19073916. Its totient is φ = 6357970.

The previous prime is 12715939. The next prime is 12715951. The reversal of 12715942 is 24951721.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3178984 + ... + 3178987.

It is an arithmetic number, because the mean of its divisors is an integer number (4768479).

Almost surely, 2^12715942 is an apocalyptic number.

12715942 is a deficient number, since it is larger than the sum of its proper divisors (6357974).

12715942 is an equidigital number, since it uses as much as digits as its factorization.

12715942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357973.

The product of its digits is 5040, while the sum is 31.

The square root of 12715942 is about 3565.9419512942. The cubic root of 12715942 is about 233.4082376298.

The spelling of 12715942 in words is "twelve million, seven hundred fifteen thousand, nine hundred forty-two".