11055703861 has 2 divisors, whose sum is σ = 11055703862. Its totient is φ = 11055703860.

The previous prime is 11055703853. The next prime is 11055703889. The reversal of 11055703861 is 16830755011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8879481361 + 2176222500 = 94231^2 + 46650^2 .

It is a cyclic number.

It is not a de Polignac number, because 11055703861 - 2³ = 11055703853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11055703861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11055703811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5527851930 + 5527851931.

It is an arithmetic number, because the mean of its divisors is an integer number (5527851931).

Almost surely, 2^11055703861 is an apocalyptic number.

It is an amenable number.

11055703861 is a deficient number, since it is larger than the sum of its proper divisors (1).

11055703861 is an equidigital number, since it uses as much as digits as its factorization.

11055703861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 37.

The spelling of 11055703861 in words is "eleven billion, fifty-five million, seven hundred three thousand, eight hundred sixty-one".