11051055061 has 2 divisors, whose sum is σ = 11051055062. Its totient is φ = 11051055060.

The previous prime is 11051055049. The next prime is 11051055079. The reversal of 11051055061 is 16055015011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11039704900 + 11350161 = 105070^2 + 3369^2 .

It is a cyclic number.

It is not a de Polignac number, because 11051055061 - 2⁹ = 11051054549 is a prime.

It is a super-2 number, since 2×11051055061² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11051050061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525527530 + 5525527531.

It is an arithmetic number, because the mean of its divisors is an integer number (5525527531).

Almost surely, 2^11051055061 is an apocalyptic number.

It is an amenable number.

11051055061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051055061 is an equidigital number, since it uses as much as digits as its factorization.

11051055061 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 11051055061 in words is "eleven billion, fifty-one million, fifty-five thousand, sixty-one".