12233657 has 2 divisors, whose sum is σ = 12233658. Its totient is φ = 12233656.

The previous prime is 12233653. The next prime is 12233681. The reversal of 12233657 is 75633221.

12233657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10214416 + 2019241 = 3196^2 + 1421^2 .

It is a cyclic number.

It is not a de Polignac number, because 12233657 - 2² = 12233653 is a prime.

It is not a weakly prime, because it can be changed into another prime (12233651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116828 + 6116829.

It is an arithmetic number, because the mean of its divisors is an integer number (6116829).

Almost surely, 2^12233657 is an apocalyptic number.

It is an amenable number.

12233657 is a deficient number, since it is larger than the sum of its proper divisors (1).

12233657 is an equidigital number, since it uses as much as digits as its factorization.

12233657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 29.

The square root of 12233657 is about 3497.6645064957. The cubic root of 12233657 is about 230.4192542041.

Adding to 12233657 its reverse (75633221), we get a palindrome (87866878).

The spelling of 12233657 in words is "twelve million, two hundred thirty-three thousand, six hundred fifty-seven".