2795630861 has 2 divisors, whose sum is σ = 2795630862. Its totient is φ = 2795630860.

The previous prime is 2795630857. The next prime is 2795630863. The reversal of 2795630861 is 1680365972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2785833961 + 9796900 = 52781^2 + 3130^2 .

It is a cyclic number.

It is not a de Polignac number, because 2795630861 - 2² = 2795630857 is a prime.

It is a Sophie Germain prime.

Together with 2795630863, it forms a pair of twin primes.

It is a Chen 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 (2795630863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1397815430 + 1397815431.

It is an arithmetic number, because the mean of its divisors is an integer number (1397815431).

Almost surely, 2^2795630861 is an apocalyptic number.

It is an amenable number.

2795630861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2795630861 is an equidigital number, since it uses as much as digits as its factorization.

2795630861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 2795630861 is about 52873.7256205764. The cubic root of 2795630861 is about 1408.7262545812.

The spelling of 2795630861 in words is "two billion, seven hundred ninety-five million, six hundred thirty thousand, eight hundred sixty-one".