2543771122 has 16 divisors (see below), whose sum is σ = 3860940600. Its totient is φ = 1256808960.

The previous prime is 2543771117. The next prime is 2543771161. The reversal of 2543771122 is 2211773452.

It can be written as a sum of positive squares in 4 ways, for example, as 2437495641 + 106275481 = 49371^2 + 10309^2 .

It is a super-2 number, since 2×2543771122² = 12941543042242277768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368422 + ... + 375262.

Almost surely, 2^2543771122 is an apocalyptic number.

2543771122 is a deficient number, since it is larger than the sum of its proper divisors (1317169478).

2543771122 is a wasteful number, since it uses less digits than its factorization.

2543771122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9021.

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

The square root of 2543771122 is about 50435.8118998792. The cubic root of 2543771122 is about 1365.0838990057.

The spelling of 2543771122 in words is "two billion, five hundred forty-three million, seven hundred seventy-one thousand, one hundred twenty-two".