11112403 has 2 divisors, whose sum is σ = 11112404. Its totient is φ = 11112402.

The previous prime is 11112391. The next prime is 11112421. The reversal of 11112403 is 30421111.

11112403 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11112403 - 2⁵ = 11112371 is a prime.

It is not a weakly prime, because it can be changed into another prime (11112433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556201 + 5556202.

It is an arithmetic number, because the mean of its divisors is an integer number (5556202).

Almost surely, 2^11112403 is an apocalyptic number.

11112403 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112403 is an equidigital number, since it uses as much as digits as its factorization.

11112403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11112403 is about 3333.5271110342. The cubic root of 11112403 is about 223.1529646888.

Adding to 11112403 its reverse (30421111), we get a palindrome (41533514).

The spelling of 11112403 in words is "eleven million, one hundred twelve thousand, four hundred three".