2771451223 has 2 divisors, whose sum is σ = 2771451224. Its totient is φ = 2771451222.

The previous prime is 2771451167. The next prime is 2771451239. The reversal of 2771451223 is 3221541772.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2771451223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2771451253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1385725611 + 1385725612.

It is an arithmetic number, because the mean of its divisors is an integer number (1385725612).

Almost surely, 2^2771451223 is an apocalyptic number.

2771451223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2771451223 is an equidigital number, since it uses as much as digits as its factorization.

2771451223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 34.

The square root of 2771451223 is about 52644.5744877855. The cubic root of 2771451223 is about 1404.6530930104.

Adding to 2771451223 its reverse (3221541772), we get a palindrome (5992992995).

The spelling of 2771451223 in words is "two billion, seven hundred seventy-one million, four hundred fifty-one thousand, two hundred twenty-three".