11000003423 has 2 divisors, whose sum is σ = 11000003424. Its totient is φ = 11000003422.

The previous prime is 11000003411. The next prime is 11000003473. The reversal of 11000003423 is 32430000011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11000003423 - 2⁶ = 11000003359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11000003398 and 11000003407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000003473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500001711 + 5500001712.

It is an arithmetic number, because the mean of its divisors is an integer number (5500001712).

Almost surely, 2^11000003423 is an apocalyptic number.

11000003423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000003423 is an equidigital number, since it uses as much as digits as its factorization.

11000003423 is an evil number, because the sum of its binary digits is even.

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

Adding to 11000003423 its reverse (32430000011), we get a palindrome (43430003434).

The spelling of 11000003423 in words is "eleven billion, three thousand, four hundred twenty-three".