12695233 has 2 divisors, whose sum is σ = 12695234. Its totient is φ = 12695232.

The previous prime is 12695231. The next prime is 12695239. The reversal of 12695233 is 33259621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12588304 + 106929 = 3548^2 + 327^2 .

It is a cyclic number.

It is not a de Polignac number, because 12695233 - 2¹ = 12695231 is a prime.

It is a super-2 number, since 2×12695233² = 322337881848578, which contains 22 as substring.

Together with 12695231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12695195 and 12695204.

It is not a weakly prime, because it can be changed into another prime (12695231) 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 as a sum of consecutive naturals, namely, 6347616 + 6347617.

It is an arithmetic number, because the mean of its divisors is an integer number (6347617).

Almost surely, 2^12695233 is an apocalyptic number.

It is an amenable number.

12695233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12695233 is an equidigital number, since it uses as much as digits as its factorization.

12695233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 12695233 is about 3563.0370472393. The cubic root of 12695233 is about 233.2814603509.

It can be divided in two parts, 126 and 95233, that added together give a palindrome (95359).

The spelling of 12695233 in words is "twelve million, six hundred ninety-five thousand, two hundred thirty-three".