2775421163 has 2 divisors, whose sum is σ = 2775421164. Its totient is φ = 2775421162.

The previous prime is 2775421157. The next prime is 2775421177. The reversal of 2775421163 is 3611245772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2775421163 - 2¹² = 2775417067 is a prime.

It is not a weakly prime, because it can be changed into another prime (2775421193) 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, 1387710581 + 1387710582.

It is an arithmetic number, because the mean of its divisors is an integer number (1387710582).

Almost surely, 2^2775421163 is an apocalyptic number.

2775421163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2775421163 is an equidigital number, since it uses as much as digits as its factorization.

2775421163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 38.

The square root of 2775421163 is about 52682.2661148892. The cubic root of 2775421163 is about 1405.3234671878.

The spelling of 2775421163 in words is "two billion, seven hundred seventy-five million, four hundred twenty-one thousand, one hundred sixty-three".