11823313 has 8 divisors (see below), whose sum is σ = 12857832. Its totient is φ = 10826496.

The previous prime is 11823283. The next prime is 11823337. The reversal of 11823313 is 31332811.

It can be written as a sum of positive squares in 4 ways, for example, as 7795264 + 4028049 = 2792^2 + 2007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11823313 - 2⁵ = 11823281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11823013) 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 in 7 ways as a sum of consecutive naturals, for example, 8770 + ... + 10027.

It is an arithmetic number, because the mean of its divisors is an integer number (1607229).

Almost surely, 2^11823313 is an apocalyptic number.

It is an amenable number.

11823313 is a deficient number, since it is larger than the sum of its proper divisors (1034519).

11823313 is a wasteful number, since it uses less digits than its factorization.

11823313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18851.

The product of its digits is 432, while the sum is 22.

The square root of 11823313 is about 3438.5044714236. The cubic root of 11823313 is about 227.8136429920.

The spelling of 11823313 in words is "eleven million, eight hundred twenty-three thousand, three hundred thirteen".