2520535547 has 2 divisors, whose sum is σ = 2520535548. Its totient is φ = 2520535546.

The previous prime is 2520535531. The next prime is 2520535559. The reversal of 2520535547 is 7455350252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2520535547 - 2⁴ = 2520535531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2520535547.

It is not a weakly prime, because it can be changed into another prime (2520535597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260267773 + 1260267774.

It is an arithmetic number, because the mean of its divisors is an integer number (1260267774).

Almost surely, 2^2520535547 is an apocalyptic number.

2520535547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520535547 is an equidigital number, since it uses as much as digits as its factorization.

2520535547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210000, while the sum is 38.

The square root of 2520535547 is about 50204.9354844720. The cubic root of 2520535547 is about 1360.9148161277.

Adding to 2520535547 its reverse (7455350252), we get a palindrome (9975885799).

The spelling of 2520535547 in words is "two billion, five hundred twenty million, five hundred thirty-five thousand, five hundred forty-seven".