2500002517 has 2 divisors, whose sum is σ = 2500002518. Its totient is φ = 2500002516.

The previous prime is 2500002481. The next prime is 2500002587. The reversal of 2500002517 is 7152000052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1703295441 + 796707076 = 41271^2 + 28226^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500002517 - 2¹¹ = 2500000469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500002587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250001258 + 1250001259.

It is an arithmetic number, because the mean of its divisors is an integer number (1250001259).

Almost surely, 2^2500002517 is an apocalyptic number.

It is an amenable number.

2500002517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500002517 is an equidigital number, since it uses as much as digits as its factorization.

2500002517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 2500002517 is about 50000.0251699937. The cubic root of 2500002517 is about 1357.2092637766.

Adding to 2500002517 its reverse (7152000052), we get a palindrome (9652002569).

The spelling of 2500002517 in words is "two billion, five hundred million, two thousand, five hundred seventeen".