11194457 has 4 divisors (see below), whose sum is σ = 11218896. Its totient is φ = 11170020.

The previous prime is 11194429. The next prime is 11194471. The reversal of 11194457 is 75449111.

It is a happy number.

11194457 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75449111 = 17 ⋅4438183.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11194457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11196457) 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 3 ways as a sum of consecutive naturals, for example, 11519 + ... + 12452.

It is an arithmetic number, because the mean of its divisors is an integer number (2804724).

Almost surely, 2^11194457 is an apocalyptic number.

It is an amenable number.

11194457 is a deficient number, since it is larger than the sum of its proper divisors (24439).

11194457 is an equidigital number, since it uses as much as digits as its factorization.

11194457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24438.

The product of its digits is 5040, while the sum is 32.

The square root of 11194457 is about 3345.8118596239. The cubic root of 11194457 is about 223.7008722493.

The spelling of 11194457 in words is "eleven million, one hundred ninety-four thousand, four hundred fifty-seven".