11344631 has 2 divisors, whose sum is σ = 11344632. Its totient is φ = 11344630.

The previous prime is 11344609. The next prime is 11344633. The reversal of 11344631 is 13644311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11344631 is a prime.

It is a super-2 number, since 2×11344631² = 257401305052322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 11344633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11344597 and 11344606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11344633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5672315 + 5672316.

It is an arithmetic number, because the mean of its divisors is an integer number (5672316).

Almost surely, 2^11344631 is an apocalyptic number.

11344631 is a deficient number, since it is larger than the sum of its proper divisors (1).

11344631 is an equidigital number, since it uses as much as digits as its factorization.

11344631 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 11344631 is about 3368.1791816945. The cubic root of 11344631 is about 224.6967503186.

Adding to 11344631 its reverse (13644311), we get a palindrome (24988942).

It can be divided in two parts, 113 and 44631, that added together give a palindrome (44744).

The spelling of 11344631 in words is "eleven million, three hundred forty-four thousand, six hundred thirty-one".