11039102861 has 2 divisors, whose sum is σ = 11039102862. Its totient is φ = 11039102860.

The previous prime is 11039102831. The next prime is 11039102873. The reversal of 11039102861 is 16820193011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10590468100 + 448634761 = 102910^2 + 21181^2 .

It is an emirp because it is prime and its reverse (16820193011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11039102861 - 2⁶ = 11039102797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11039102831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5519551430 + 5519551431.

It is an arithmetic number, because the mean of its divisors is an integer number (5519551431).

Almost surely, 2^11039102861 is an apocalyptic number.

It is an amenable number.

11039102861 is a deficient number, since it is larger than the sum of its proper divisors (1).

11039102861 is an equidigital number, since it uses as much as digits as its factorization.

11039102861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 32.

Adding to 11039102861 its reverse (16820193011), we get a palindrome (27859295872).

The spelling of 11039102861 in words is "eleven billion, thirty-nine million, one hundred two thousand, eight hundred sixty-one".