2543473879 has 2 divisors, whose sum is σ = 2543473880. Its totient is φ = 2543473878.

The previous prime is 2543473871. The next prime is 2543473897. The reversal of 2543473879 is 9783743452.

Together with next prime (2543473897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2543473879 - 2³ = 2543473871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2543473871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271736939 + 1271736940.

It is an arithmetic number, because the mean of its divisors is an integer number (1271736940).

Almost surely, 2^2543473879 is an apocalyptic number.

2543473879 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543473879 is an equidigital number, since it uses as much as digits as its factorization.

2543473879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 52.

The square root of 2543473879 is about 50432.8650683262. The cubic root of 2543473879 is about 1365.0307263184.

The spelling of 2543473879 in words is "two billion, five hundred forty-three million, four hundred seventy-three thousand, eight hundred seventy-nine".