12266023 has 16 divisors (see below), whose sum is σ = 15609600. Its totient is φ = 9555000.

The previous prime is 12266017. The next prime is 12266029. The reversal of 12266023 is 32066221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12266017) and next prime (12266029).

It is not a de Polignac number, because 12266023 - 2⁵ = 12265991 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 12265985 and 12266003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266029) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2148 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (975600).

Almost surely, 2^12266023 is an apocalyptic number.

12266023 is a deficient number, since it is larger than the sum of its proper divisors (3343577).

12266023 is an equidigital number, since it uses as much as digits as its factorization.

12266023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283 (or 3269 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 12266023 is about 3502.2882519861. The cubic root of 12266023 is about 230.6222783246.

The spelling of 12266023 in words is "twelve million, two hundred sixty-six thousand, twenty-three".