2520548647 has 2 divisors, whose sum is σ = 2520548648. Its totient is φ = 2520548646.

The previous prime is 2520548579. The next prime is 2520548687. The reversal of 2520548647 is 7468450252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2520548647 - 2⁷ = 2520548519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520548687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260274323 + 1260274324.

It is an arithmetic number, because the mean of its divisors is an integer number (1260274324).

Almost surely, 2^2520548647 is an apocalyptic number.

2520548647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520548647 is an equidigital number, since it uses as much as digits as its factorization.

2520548647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 537600, while the sum is 43.

The square root of 2520548647 is about 50205.0659495633. The cubic root of 2520548647 is about 1360.9171738215.

Adding to 2520548647 its reverse (7468450252), we get a palindrome (9988998899).

The spelling of 2520548647 in words is "two billion, five hundred twenty million, five hundred forty-eight thousand, six hundred forty-seven".