2431617313 has 2 divisors, whose sum is σ = 2431617314. Its totient is φ = 2431617312.

The previous prime is 2431617257. The next prime is 2431617323. The reversal of 2431617313 is 3137161342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2280253504 + 151363809 = 47752^2 + 12303^2 .

It is a cyclic number.

It is not a de Polignac number, because 2431617313 - 2¹³ = 2431609121 is a prime.

It is not a weakly prime, because it can be changed into another prime (2431617323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215808656 + 1215808657.

It is an arithmetic number, because the mean of its divisors is an integer number (1215808657).

Almost surely, 2^2431617313 is an apocalyptic number.

It is an amenable number.

2431617313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431617313 is an equidigital number, since it uses as much as digits as its factorization.

2431617313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 2431617313 is about 49311.4318692938. The cubic root of 2431617313 is about 1344.7196226005.

Adding to 2431617313 its reverse (3137161342), we get a palindrome (5568778655).

The spelling of 2431617313 in words is "two billion, four hundred thirty-one million, six hundred seventeen thousand, three hundred thirteen".