12293331 has 4 divisors (see below), whose sum is σ = 16391112. Its totient is φ = 8195552.

The previous prime is 12293327. The next prime is 12293353. The reversal of 12293331 is 13339221.

12293331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12293331 - 2² = 12293327 is a prime.

It is a super-2 number, since 2×12293331² = 302251974151122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12293311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048886 + ... + 2048891.

It is an arithmetic number, because the mean of its divisors is an integer number (4097778).

Almost surely, 2^12293331 is an apocalyptic number.

12293331 is a deficient number, since it is larger than the sum of its proper divisors (4097781).

12293331 is an equidigital number, since it uses as much as digits as its factorization.

12293331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097780.

The product of its digits is 972, while the sum is 24.

The square root of 12293331 is about 3506.1846785359. The cubic root of 12293331 is about 230.7932972251.

It can be divided in two parts, 1229 and 3331, that added together give a triangular number (4560 = T₉₅).

The spelling of 12293331 in words is "twelve million, two hundred ninety-three thousand, three hundred thirty-one".