2543225767 has 2 divisors, whose sum is σ = 2543225768. Its totient is φ = 2543225766.

The previous prime is 2543225743. The next prime is 2543225779. The reversal of 2543225767 is 7675223452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2543225767 - 2¹¹ = 2543223719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2543225567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271612883 + 1271612884.

It is an arithmetic number, because the mean of its divisors is an integer number (1271612884).

Almost surely, 2^2543225767 is an apocalyptic number.

2543225767 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543225767 is an equidigital number, since it uses as much as digits as its factorization.

2543225767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 43.

The square root of 2543225767 is about 50430.4051837778. The cubic root of 2543225767 is about 1364.9863393195.

The spelling of 2543225767 in words is "two billion, five hundred forty-three million, two hundred twenty-five thousand, seven hundred sixty-seven".