555100011061 has 2 divisors, whose sum is σ = 555100011062. Its totient is φ = 555100011060.

The previous prime is 555100011023. The next prime is 555100011071. The reversal of 555100011061 is 160110001555.

555100011061 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., 554884948836 + 215062225 = 744906^2 + 14665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555100011061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555100011071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277550005530 + 277550005531.

It is an arithmetic number, because the mean of its divisors is an integer number (277550005531).

Almost surely, 2^555100011061 is an apocalyptic number.

It is an amenable number.

555100011061 is a deficient number, since it is larger than the sum of its proper divisors (1).

555100011061 is an equidigital number, since it uses as much as digits as its factorization.

555100011061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 555100011061 in words is "five hundred fifty-five billion, one hundred million, eleven thousand, sixty-one".