2223994511 has 2 divisors, whose sum is σ = 2223994512. Its totient is φ = 2223994510.

The previous prime is 2223994481. The next prime is 2223994559. The reversal of 2223994511 is 1154993222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2223994511 - 2²² = 2219800207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223994571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111997255 + 1111997256.

It is an arithmetic number, because the mean of its divisors is an integer number (1111997256).

Almost surely, 2^2223994511 is an apocalyptic number.

2223994511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223994511 is an equidigital number, since it uses as much as digits as its factorization.

2223994511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 38.

The square root of 2223994511 is about 47159.2462938075. The cubic root of 2223994511 is about 1305.3027020051.

The spelling of 2223994511 in words is "two billion, two hundred twenty-three million, nine hundred ninety-four thousand, five hundred eleven".