10555605111061 has 2 divisors, whose sum is σ = 10555605111062. Its totient is φ = 10555605111060.

The previous prime is 10555605110969. The next prime is 10555605111113. The reversal of 10555605111061 is 16011150655501.

10555605111061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8208259380036 + 2347345731025 = 2865006^2 + 1532105^2 .

It is a cyclic number.

It is not a de Polignac number, because 10555605111061 - 2²¹ = 10555603013909 is a prime.

It is a super-2 number, since 2×10555605111061² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10555605111061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10555605111761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5277802555530 + 5277802555531.

It is an arithmetic number, because the mean of its divisors is an integer number (5277802555531).

Almost surely, 2^{10555605111061} is an apocalyptic number.

It is an amenable number.

10555605111061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10555605111061 is an equidigital number, since it uses as much as digits as its factorization.

10555605111061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 37.

Adding to 10555605111061 its reverse (16011150655501), we get a palindrome (26566755766562).

The spelling of 10555605111061 in words is "ten trillion, five hundred fifty-five billion, six hundred five million, one hundred eleven thousand, sixty-one".