11194913 has 4 divisors (see below), whose sum is σ = 11216148. Its totient is φ = 11173680.

The previous prime is 11194889. The next prime is 11194949. The reversal of 11194913 is 31949111.

11194913 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7573504 + 3621409 = 2752^2 + 1903^2 .

It is a cyclic number.

It is not a de Polignac number, because 11194913 - 2²⁰ = 10146337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11194013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9806 + ... + 10887.

It is an arithmetic number, because the mean of its divisors is an integer number (2804037).

Almost surely, 2^11194913 is an apocalyptic number.

It is an amenable number.

11194913 is a deficient number, since it is larger than the sum of its proper divisors (21235).

11194913 is an equidigital number, since it uses as much as digits as its factorization.

11194913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21234.

The product of its digits is 972, while the sum is 29.

The square root of 11194913 is about 3345.8800038256. The cubic root of 11194913 is about 223.7039096517.

The spelling of 11194913 in words is "eleven million, one hundred ninety-four thousand, nine hundred thirteen".