2547424247 has 2 divisors, whose sum is σ = 2547424248. Its totient is φ = 2547424246.

The previous prime is 2547424237. The next prime is 2547424249. The reversal of 2547424247 is 7424247452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2547424247 - 2¹⁰ = 2547423223 is a prime.

Together with 2547424249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2547424249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1273712123 + 1273712124.

It is an arithmetic number, because the mean of its divisors is an integer number (1273712124).

Almost surely, 2^2547424247 is an apocalyptic number.

2547424247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2547424247 is an equidigital number, since it uses as much as digits as its factorization.

2547424247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 501760, while the sum is 41.

The square root of 2547424247 is about 50472.0144931823. The cubic root of 2547424247 is about 1365.7370548362.

The spelling of 2547424247 in words is "two billion, five hundred forty-seven million, four hundred twenty-four thousand, two hundred forty-seven".