12291334 has 16 divisors (see below), whose sum is σ = 20167056. Its totient is φ = 5572000.

The previous prime is 12291313. The next prime is 12291343. The reversal of 12291334 is 43319221.

12291334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12291299 and 12291308.

It is a congruent number.

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, 15024 + ... + 15820.

It is an arithmetic number, because the mean of its divisors is an integer number (1260441).

Almost surely, 2^12291334 is an apocalyptic number.

12291334 is a deficient number, since it is larger than the sum of its proper divisors (7875722).

12291334 is a wasteful number, since it uses less digits than its factorization.

12291334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511.

The product of its digits is 1296, while the sum is 25.

The square root of 12291334 is about 3505.8998844804. The cubic root of 12291334 is about 230.7807994143.

The spelling of 12291334 in words is "twelve million, two hundred ninety-one thousand, three hundred thirty-four".