1101044123 has 2 divisors, whose sum is σ = 1101044124. Its totient is φ = 1101044122.

The previous prime is 1101044107. The next prime is 1101044149. The reversal of 1101044123 is 3214401011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101044123 - 2⁴ = 1101044107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101044173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550522061 + 550522062.

It is an arithmetic number, because the mean of its divisors is an integer number (550522062).

Almost surely, 2^1101044123 is an apocalyptic number.

1101044123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101044123 is an equidigital number, since it uses as much as digits as its factorization.

1101044123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1101044123 is about 33181.9849165176. The cubic root of 1101044123 is about 1032.6066265367.

Adding to 1101044123 its reverse (3214401011), we get a palindrome (4315445134).

The spelling of 1101044123 in words is "one billion, one hundred one million, forty-four thousand, one hundred twenty-three".