12956354 has 8 divisors (see below), whose sum is σ = 19606860. Its totient is φ = 6420736.

The previous prime is 12956351. The next prime is 12956389. The reversal of 12956354 is 45365921.

It can be written as a sum of positive squares in 2 ways, for example, as 8567329 + 4389025 = 2927^2 + 2095^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12956351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28439 + ... + 28890.

Almost surely, 2^12956354 is an apocalyptic number.

12956354 is a deficient number, since it is larger than the sum of its proper divisors (6650506).

12956354 is a wasteful number, since it uses less digits than its factorization.

12956354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57444.

The product of its digits is 32400, while the sum is 35.

The square root of 12956354 is about 3599.4935754909. The cubic root of 12956354 is about 234.8700292323.

The spelling of 12956354 in words is "twelve million, nine hundred fifty-six thousand, three hundred fifty-four".