11019023 has 2 divisors, whose sum is σ = 11019024. Its totient is φ = 11019022.

The previous prime is 11019013. The next prime is 11019049. The reversal of 11019023 is 32091011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11019023 - 2⁸ = 11018767 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11018992 and 11019010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11019013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5509511 + 5509512.

It is an arithmetic number, because the mean of its divisors is an integer number (5509512).

Almost surely, 2^11019023 is an apocalyptic number.

11019023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11019023 is an equidigital number, since it uses as much as digits as its factorization.

11019023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 11019023 is about 3319.4913767022. The cubic root of 11019023 is about 222.5261375682.

The spelling of 11019023 in words is "eleven million, nineteen thousand, twenty-three".