2775230863 has 2 divisors, whose sum is σ = 2775230864. Its totient is φ = 2775230862.

The previous prime is 2775230803. The next prime is 2775230869. The reversal of 2775230863 is 3680325772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2775230863 - 2⁹ = 2775230351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2775230869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387615431 + 1387615432.

It is an arithmetic number, because the mean of its divisors is an integer number (1387615432).

Almost surely, 2^2775230863 is an apocalyptic number.

2775230863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2775230863 is an equidigital number, since it uses as much as digits as its factorization.

2775230863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 2775230863 is about 52680.4599733146. The cubic root of 2775230863 is about 1405.2913472377.

The spelling of 2775230863 in words is "two billion, seven hundred seventy-five million, two hundred thirty thousand, eight hundred sixty-three".