2500541317 has 2 divisors, whose sum is σ = 2500541318. Its totient is φ = 2500541316.

The previous prime is 2500541311. The next prime is 2500541353. The reversal of 2500541317 is 7131450052.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2250458721 + 250082596 = 47439^2 + 15814^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500541317 - 2³¹ = 353057669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500541311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250270658 + 1250270659.

It is an arithmetic number, because the mean of its divisors is an integer number (1250270659).

Almost surely, 2^2500541317 is an apocalyptic number.

It is an amenable number.

2500541317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500541317 is an equidigital number, since it uses as much as digits as its factorization.

2500541317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 2500541317 is about 50005.4128770076. The cubic root of 2500541317 is about 1357.3067585882.

Adding to 2500541317 its reverse (7131450052), we get a palindrome (9631991369).

The spelling of 2500541317 in words is "two billion, five hundred million, five hundred forty-one thousand, three hundred seventeen".