2755210061 has 2 divisors, whose sum is σ = 2755210062. Its totient is φ = 2755210060.

The previous prime is 2755210057. The next prime is 2755210091. The reversal of 2755210061 is 1600125572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2700361225 + 54848836 = 51965^2 + 7406^2 .

It is a cyclic number.

It is not a de Polignac number, because 2755210061 - 2² = 2755210057 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2755210001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377605030 + 1377605031.

It is an arithmetic number, because the mean of its divisors is an integer number (1377605031).

Almost surely, 2^2755210061 is an apocalyptic number.

It is an amenable number.

2755210061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2755210061 is an equidigital number, since it uses as much as digits as its factorization.

2755210061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 2755210061 is about 52490.0948846542. The cubic root of 2755210061 is about 1401.9038826647.

The spelling of 2755210061 in words is "two billion, seven hundred fifty-five million, two hundred ten thousand, sixty-one".