11103716639 has 2 divisors, whose sum is σ = 11103716640. Its totient is φ = 11103716638.

The previous prime is 11103716599. The next prime is 11103716669. The reversal of 11103716639 is 93661730111.

It is a strong prime.

It is an emirp because it is prime and its reverse (93661730111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11103716639 - 2²⁰ = 11102668063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103716669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551858319 + 5551858320.

It is an arithmetic number, because the mean of its divisors is an integer number (5551858320).

Almost surely, 2^11103716639 is an apocalyptic number.

11103716639 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103716639 is an equidigital number, since it uses as much as digits as its factorization.

11103716639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The spelling of 11103716639 in words is "eleven billion, one hundred three million, seven hundred sixteen thousand, six hundred thirty-nine".