2520416917 has 2 divisors, whose sum is σ = 2520416918. Its totient is φ = 2520416916.

The previous prime is 2520416911. The next prime is 2520416933. The reversal of 2520416917 is 7196140252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2253780676 + 266636241 = 47474^2 + 16329^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520416917 - 2¹⁵ = 2520384149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520416911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260208458 + 1260208459.

It is an arithmetic number, because the mean of its divisors is an integer number (1260208459).

Almost surely, 2^2520416917 is an apocalyptic number.

It is an amenable number.

2520416917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520416917 is an equidigital number, since it uses as much as digits as its factorization.

2520416917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2520416917 is about 50203.7540130218. The cubic root of 2520416917 is about 1360.8934651284.

The spelling of 2520416917 in words is "two billion, five hundred twenty million, four hundred sixteen thousand, nine hundred seventeen".