11005205039 has 2 divisors, whose sum is σ = 11005205040. Its totient is φ = 11005205038.

The previous prime is 11005204993. The next prime is 11005205063. The reversal of 11005205039 is 93050250011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11005205039 - 2²⁰ = 11004156463 is a prime.

It is a super-2 number, since 2×11005205039² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11005204999 and 11005205017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11005205089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502602519 + 5502602520.

It is an arithmetic number, because the mean of its divisors is an integer number (5502602520).

Almost surely, 2^11005205039 is an apocalyptic number.

11005205039 is a deficient number, since it is larger than the sum of its proper divisors (1).

11005205039 is an equidigital number, since it uses as much as digits as its factorization.

11005205039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 26.

The spelling of 11005205039 in words is "eleven billion, five million, two hundred five thousand, thirty-nine".