12979042 has 16 divisors (see below), whose sum is σ = 20194272. Its totient is φ = 6251680.

The previous prime is 12979027. The next prime is 12979051. The reversal of 12979042 is 24097921.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12978989 and 12979007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5853 + ... + 7759.

It is an arithmetic number, because the mean of its divisors is an integer number (1262142).

Almost surely, 2^12979042 is an apocalyptic number.

12979042 is a deficient number, since it is larger than the sum of its proper divisors (7215230).

12979042 is a wasteful number, since it uses less digits than its factorization.

12979042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 12979042 is about 3602.6437514692. The cubic root of 12979042 is about 235.0070437001.

The spelling of 12979042 in words is "twelve million, nine hundred seventy-nine thousand, forty-two".