2775175061 has 2 divisors, whose sum is σ = 2775175062. Its totient is φ = 2775175060.

The previous prime is 2775175049. The next prime is 2775175103. The reversal of 2775175061 is 1605715772.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2770022161 + 5152900 = 52631^2 + 2270^2 .

It is a cyclic number.

It is not a de Polignac number, because 2775175061 - 2²² = 2770980757 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2775178061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387587530 + 1387587531.

It is an arithmetic number, because the mean of its divisors is an integer number (1387587531).

Almost surely, 2^2775175061 is an apocalyptic number.

It is an amenable number.

2775175061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2775175061 is an equidigital number, since it uses as much as digits as its factorization.

2775175061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102900, while the sum is 41.

The square root of 2775175061 is about 52679.9303435379. The cubic root of 2775175061 is about 1405.2819283704.

The spelling of 2775175061 in words is "two billion, seven hundred seventy-five million, one hundred seventy-five thousand, sixty-one".