11039917061 has 2 divisors, whose sum is σ = 11039917062. Its totient is φ = 11039917060.

The previous prime is 11039917037. The next prime is 11039917103. The reversal of 11039917061 is 16071993011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8671148161 + 2368768900 = 93119^2 + 48670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11039917061 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11039917001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5519958530 + 5519958531.

It is an arithmetic number, because the mean of its divisors is an integer number (5519958531).

Almost surely, 2^11039917061 is an apocalyptic number.

It is an amenable number.

11039917061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11039917061 is an equidigital number, since it uses as much as digits as its factorization.

11039917061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 38.

The spelling of 11039917061 in words is "eleven billion, thirty-nine million, nine hundred seventeen thousand, sixty-one".