11111443039 has 2 divisors, whose sum is σ = 11111443040. Its totient is φ = 11111443038.

The previous prime is 11111443009. The next prime is 11111443043. The reversal of 11111443039 is 93034411111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11111443039 - 2⁷ = 11111442911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11111442998 and 11111443016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111443009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555721519 + 5555721520.

It is an arithmetic number, because the mean of its divisors is an integer number (5555721520).

Almost surely, 2^11111443039 is an apocalyptic number.

11111443039 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111443039 is an equidigital number, since it uses as much as digits as its factorization.

11111443039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

It can be divided in two parts, 1111 and 1443039, that added together give a triangular number (1444150 = T₁₆₉₉).

The spelling of 11111443039 in words is "eleven billion, one hundred eleven million, four hundred forty-three thousand, thirty-nine".