1100331139 has 2 divisors, whose sum is σ = 1100331140. Its totient is φ = 1100331138.

The previous prime is 1100331121. The next prime is 1100331161. The reversal of 1100331139 is 9311330011.

It is an a-pointer prime, because the next prime (1100331161) can be obtained adding 1100331139 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100331139 - 2⁵ = 1100331107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100331539) 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, 550165569 + 550165570.

It is an arithmetic number, because the mean of its divisors is an integer number (550165570).

Almost surely, 2^1100331139 is an apocalyptic number.

1100331139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100331139 is an equidigital number, since it uses as much as digits as its factorization.

1100331139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 22.

The square root of 1100331139 is about 33171.2396361667. The cubic root of 1100331139 is about 1032.3836893685.

The spelling of 1100331139 in words is "one billion, one hundred million, three hundred thirty-one thousand, one hundred thirty-nine".