11422403 has 4 divisors (see below), whose sum is σ = 11429448. Its totient is φ = 11415360.

The previous prime is 11422387. The next prime is 11422423. The reversal of 11422403 is 30422411.

11422403 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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 30422411 = 2017 ⋅15083.

It is a cyclic number.

It is not a de Polignac number, because 11422403 - 2⁴ = 11422387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11422423) 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, 275 + ... + 4787.

It is an arithmetic number, because the mean of its divisors is an integer number (2857362).

Almost surely, 2^11422403 is an apocalyptic number.

11422403 is a deficient number, since it is larger than the sum of its proper divisors (7045).

11422403 is an equidigital number, since it uses as much as digits as its factorization.

11422403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 11422403 is about 3379.7045728880. The cubic root of 11422403 is about 225.2090435812.

Adding to 11422403 its reverse (30422411), we get a palindrome (41844814).

The spelling of 11422403 in words is "eleven million, four hundred twenty-two thousand, four hundred three".