11236813 has 8 divisors (see below), whose sum is σ = 13597632. Its totient is φ = 9064896.

The previous prime is 11236793. The next prime is 11236831. The reversal of 11236813 is 31863211.

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

It is a cyclic number.

It is not a de Polignac number, because 11236813 - 2⁵ = 11236781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11236013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47095 + ... + 47332.

It is an arithmetic number, because the mean of its divisors is an integer number (1699704).

Almost surely, 2^11236813 is an apocalyptic number.

It is an amenable number.

11236813 is a deficient number, since it is larger than the sum of its proper divisors (2360819).

11236813 is an equidigital number, since it uses as much as digits as its factorization.

11236813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94451.

The product of its digits is 864, while the sum is 25.

The square root of 11236813 is about 3352.1355879499. The cubic root of 11236813 is about 223.9826530465.

The spelling of 11236813 in words is "eleven million, two hundred thirty-six thousand, eight hundred thirteen".