2543364697 has 2 divisors, whose sum is σ = 2543364698. Its totient is φ = 2543364696.

The previous prime is 2543364653. The next prime is 2543364701. The reversal of 2543364697 is 7964633452.

2543364697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2304384016 + 238980681 = 48004^2 + 15459^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543364697 - 2⁷ = 2543364569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2543364697.

It is not a weakly prime, because it can be changed into another prime (2543364617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271682348 + 1271682349.

It is an arithmetic number, because the mean of its divisors is an integer number (1271682349).

Almost surely, 2^2543364697 is an apocalyptic number.

It is an amenable number.

2543364697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543364697 is an equidigital number, since it uses as much as digits as its factorization.

2543364697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 49.

The square root of 2543364697 is about 50431.7826077960. The cubic root of 2543364697 is about 1365.0111941190.

The spelling of 2543364697 in words is "two billion, five hundred forty-three million, three hundred sixty-four thousand, six hundred ninety-seven".