11003423 has 2 divisors, whose sum is σ = 11003424. Its totient is φ = 11003422.

The previous prime is 11003417. The next prime is 11003431. The reversal of 11003423 is 32430011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11003423 - 2¹⁰ = 11002399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11003398 and 11003407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11003483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501711 + 5501712.

It is an arithmetic number, because the mean of its divisors is an integer number (5501712).

Almost surely, 2^11003423 is an apocalyptic number.

11003423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11003423 is an equidigital number, since it uses as much as digits as its factorization.

11003423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 11003423 is about 3317.1407868826. The cubic root of 11003423 is about 222.4210754034.

Adding to 11003423 its reverse (32430011), we get a palindrome (43433434).

The spelling of 11003423 in words is "eleven million, three thousand, four hundred twenty-three".