2277489911 has 2 divisors, whose sum is σ = 2277489912. Its totient is φ = 2277489910.

The previous prime is 2277489899. The next prime is 2277489917. The reversal of 2277489911 is 1199847722.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2277489911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2277489911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2277489917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1138744955 + 1138744956.

It is an arithmetic number, because the mean of its divisors is an integer number (1138744956).

Almost surely, 2^2277489911 is an apocalyptic number.

2277489911 is a deficient number, since it is larger than the sum of its proper divisors (1).

2277489911 is an equidigital number, since it uses as much as digits as its factorization.

2277489911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 50.

The square root of 2277489911 is about 47723.0542924486. The cubic root of 2277489911 is about 1315.6856984696.

The spelling of 2277489911 in words is "two billion, two hundred seventy-seven million, four hundred eighty-nine thousand, nine hundred eleven".