11394403 has 12 divisors (see below), whose sum is σ = 12267720. Its totient is φ = 10579712.

The previous prime is 11394401. The next prime is 11394413. The reversal of 11394403 is 30449311.

It is a happy number.

It is not a de Polignac number, because 11394403 - 2¹ = 11394401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11394401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25500 + ... + 25942.

It is an arithmetic number, because the mean of its divisors is an integer number (1022310).

Almost surely, 2^11394403 is an apocalyptic number.

11394403 is a deficient number, since it is larger than the sum of its proper divisors (873317).

11394403 is an equidigital number, since it uses as much as digits as its factorization.

11394403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 11394403 is about 3375.5596573013. The cubic root of 11394403 is about 225.0248729704.

The spelling of 11394403 in words is "eleven million, three hundred ninety-four thousand, four hundred three".