11122603 has 8 divisors (see below), whose sum is σ = 11566800. Its totient is φ = 10686720.

The previous prime is 11122591. The next prime is 11122609. The reversal of 11122603 is 30622111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11122603 - 2²¹ = 9025451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723 + ... + 4771.

It is an arithmetic number, because the mean of its divisors is an integer number (1445850).

Almost surely, 2^11122603 is an apocalyptic number.

11122603 is a deficient number, since it is larger than the sum of its proper divisors (444197).

11122603 is an equidigital number, since it uses as much as digits as its factorization.

11122603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 11122603 is about 3335.0566711827. The cubic root of 11122603 is about 223.2212206778.

Adding to 11122603 its reverse (30622111), we get a palindrome (41744714).

The spelling of 11122603 in words is "eleven million, one hundred twenty-two thousand, six hundred three".