2520134647 has 2 divisors, whose sum is σ = 2520134648. Its totient is φ = 2520134646.

The previous prime is 2520134581. The next prime is 2520134653. The reversal of 2520134647 is 7464310252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2520134647 - 2¹¹ = 2520132599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520134657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260067323 + 1260067324.

It is an arithmetic number, because the mean of its divisors is an integer number (1260067324).

Almost surely, 2^2520134647 is an apocalyptic number.

2520134647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520134647 is an equidigital number, since it uses as much as digits as its factorization.

2520134647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 2520134647 is about 50200.9426903519. The cubic root of 2520134647 is about 1360.8426595471.

Adding to 2520134647 its reverse (7464310252), we get a palindrome (9984444899).

The spelling of 2520134647 in words is "two billion, five hundred twenty million, one hundred thirty-four thousand, six hundred forty-seven".