11623331 has 2 divisors, whose sum is σ = 11623332. Its totient is φ = 11623330.

The previous prime is 11623321. The next prime is 11623333. The reversal of 11623331 is 13332611.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (13332611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11623331 - 2⁶ = 11623267 is a prime.

It is a super-2 number, since 2×11623331² = 270203647071122, which contains 22 as substring.

Together with 11623333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11623333) 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 as a sum of consecutive naturals, namely, 5811665 + 5811666.

It is an arithmetic number, because the mean of its divisors is an integer number (5811666).

Almost surely, 2^11623331 is an apocalyptic number.

11623331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11623331 is an equidigital number, since it uses as much as digits as its factorization.

11623331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324, while the sum is 20.

The square root of 11623331 is about 3409.3006614260. The cubic root of 11623331 is about 226.5219031914.

Adding to 11623331 its reverse (13332611), we get a palindrome (24955942).

The spelling of 11623331 in words is "eleven million, six hundred twenty-three thousand, three hundred thirty-one".