1111404104443 has 2 divisors, whose sum is σ = 1111404104444. Its totient is φ = 1111404104442.

The previous prime is 1111404104431. The next prime is 1111404104449. The reversal of 1111404104443 is 3444014041111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111404104443 - 2⁵ = 1111404104411 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111404104449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555702052221 + 555702052222.

It is an arithmetic number, because the mean of its divisors is an integer number (555702052222).

Almost surely, 2^{1111404104443} is an apocalyptic number.

1111404104443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111404104443 is an equidigital number, since it uses as much as digits as its factorization.

1111404104443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 1111404104443 its reverse (3444014041111), we get a palindrome (4555418145554).

The spelling of 1111404104443 in words is "one trillion, one hundred eleven billion, four hundred four million, one hundred four thousand, four hundred forty-three".