12262631 has 2 divisors, whose sum is σ = 12262632. Its totient is φ = 12262630.

The previous prime is 12262603. The next prime is 12262667. The reversal of 12262631 is 13626221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12262631 - 2²² = 8068327 is a prime.

It is a super-2 number, since 2×12262631² = 300744238084322, which contains 22 as substring.

It is a Chen prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 12262597 and 12262606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12262031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131315 + 6131316.

It is an arithmetic number, because the mean of its divisors is an integer number (6131316).

Almost surely, 2^12262631 is an apocalyptic number.

12262631 is a deficient number, since it is larger than the sum of its proper divisors (1).

12262631 is an equidigital number, since it uses as much as digits as its factorization.

12262631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 12262631 is about 3501.8039636736. The cubic root of 12262631 is about 230.6010178914.

Adding to 12262631 its reverse (13626221), we get a palindrome (25888852).

The spelling of 12262631 in words is "twelve million, two hundred sixty-two thousand, six hundred thirty-one".