12956342 has 16 divisors (see below), whose sum is σ = 22337952. Its totient is φ = 5520960.

The previous prime is 12956311. The next prime is 12956351. The reversal of 12956342 is 24365921.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12956299 and 12956308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23 + ... + 5090.

It is an arithmetic number, because the mean of its divisors is an integer number (1396122).

Almost surely, 2^12956342 is an apocalyptic number.

12956342 is a deficient number, since it is larger than the sum of its proper divisors (9381610).

12956342 is a wasteful number, since it uses less digits than its factorization.

12956342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303.

The product of its digits is 12960, while the sum is 32.

The square root of 12956342 is about 3599.4919085893. The cubic root of 12956342 is about 234.8699567211.

The spelling of 12956342 in words is "twelve million, nine hundred fifty-six thousand, three hundred forty-two".