1104123443 has 2 divisors, whose sum is σ = 1104123444. Its totient is φ = 1104123442.

The previous prime is 1104123439. The next prime is 1104123451. The reversal of 1104123443 is 3443214011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1104123443 - 2² = 1104123439 is a prime.

It is not a weakly prime, because it can be changed into another prime (1104123403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552061721 + 552061722.

It is an arithmetic number, because the mean of its divisors is an integer number (552061722).

Almost surely, 2^1104123443 is an apocalyptic number.

1104123443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104123443 is an equidigital number, since it uses as much as digits as its factorization.

1104123443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1104123443 is about 33228.3529986065. The cubic root of 1104123443 is about 1033.5683701800.

Adding to 1104123443 its reverse (3443214011), we get a palindrome (4547337454).

The spelling of 1104123443 in words is "one billion, one hundred four million, one hundred twenty-three thousand, four hundred forty-three".