2543324617 has 2 divisors, whose sum is σ = 2543324618. Its totient is φ = 2543324616.

The previous prime is 2543324557. The next prime is 2543324633. The reversal of 2543324617 is 7164233452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2166809401 + 376515216 = 46549^2 + 19404^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543324617 - 2³¹ = 395840969 is a prime.

It is not a weakly prime, because it can be changed into another prime (2543324687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271662308 + 1271662309.

It is an arithmetic number, because the mean of its divisors is an integer number (1271662309).

Almost surely, 2^2543324617 is an apocalyptic number.

It is an amenable number.

2543324617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543324617 is an equidigital number, since it uses as much as digits as its factorization.

2543324617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 37.

The square root of 2543324617 is about 50431.3852377664. The cubic root of 2543324617 is about 1365.0040238357.

The spelling of 2543324617 in words is "two billion, five hundred forty-three million, three hundred twenty-four thousand, six hundred seventeen".