11214403 has 4 divisors (see below), whose sum is σ = 11251240. Its totient is φ = 11177568.

The previous prime is 11214383. The next prime is 11214431. The reversal of 11214403 is 30441211.

11214403 is digitally balanced in base 2, 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 an emirpimes, since its reverse is a distinct semiprime: 30441211 = 19 ⋅1602169.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11214403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11214433) 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, 17958 + ... + 18571.

It is an arithmetic number, because the mean of its divisors is an integer number (2812810).

Almost surely, 2^11214403 is an apocalyptic number.

11214403 is a deficient number, since it is larger than the sum of its proper divisors (36837).

11214403 is an equidigital number, since it uses as much as digits as its factorization.

11214403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36836.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 11214403 is about 3348.7912744750. The cubic root of 11214403 is about 223.8336549340.

Adding to 11214403 its reverse (30441211), we get a palindrome (41655614).

It can be divided in two parts, 1 and 1214403, that added together give a square (1214404 = 1102²).

The spelling of 11214403 in words is "eleven million, two hundred fourteen thousand, four hundred three".