12263513 has 2 divisors, whose sum is σ = 12263514. Its totient is φ = 12263512.

The previous prime is 12263509. The next prime is 12263519. The reversal of 12263513 is 31536221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9467929 + 2795584 = 3077^2 + 1672^2 .

It is a cyclic number.

It is not a de Polignac number, because 12263513 - 2² = 12263509 is a prime.

It is a super-2 number, since 2×12263513² = 300787502202338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12263519) 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, 6131756 + 6131757.

It is an arithmetic number, because the mean of its divisors is an integer number (6131757).

Almost surely, 2^12263513 is an apocalyptic number.

It is an amenable number.

12263513 is a deficient number, since it is larger than the sum of its proper divisors (1).

12263513 is an equidigital number, since it uses as much as digits as its factorization.

12263513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 23.

The square root of 12263513 is about 3501.9298964999. The cubic root of 12263513 is about 230.6065464826.

Adding to 12263513 its reverse (31536221), we get a palindrome (43799734).

The spelling of 12263513 in words is "twelve million, two hundred sixty-three thousand, five hundred thirteen".