2520540223 has 2 divisors, whose sum is σ = 2520540224. Its totient is φ = 2520540222.

The previous prime is 2520540199. The next prime is 2520540251. The reversal of 2520540223 is 3220450252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2520540223 - 2²¹ = 2518443071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520540283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260270111 + 1260270112.

It is an arithmetic number, because the mean of its divisors is an integer number (1260270112).

Almost surely, 2^2520540223 is an apocalyptic number.

2520540223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520540223 is an equidigital number, since it uses as much as digits as its factorization.

2520540223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 2520540223 is about 50204.9820535771. The cubic root of 2520540223 is about 1360.9156576993.

Adding to 2520540223 its reverse (3220450252), we get a palindrome (5740990475).

The spelling of 2520540223 in words is "two billion, five hundred twenty million, five hundred forty thousand, two hundred twenty-three".