245124450317 has 2 divisors, whose sum is σ = 245124450318. Its totient is φ = 245124450316.

The previous prime is 245124450293. The next prime is 245124450341. The reversal of 245124450317 is 713054421542.

It is a balanced prime because it is at equal distance from previous prime (245124450293) and next prime (245124450341).

It can be written as a sum of positive squares in only one way, i.e., 245083413481 + 41036836 = 495059^2 + 6406^2 .

It is a cyclic number.

It is not a de Polignac number, because 245124450317 - 2²⁴ = 245107673101 is a prime.

It is a super-2 number, since 2×245124450317² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245124458317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122562225158 + 122562225159.

It is an arithmetic number, because the mean of its divisors is an integer number (122562225159).

Almost surely, 2^245124450317 is an apocalyptic number.

It is an amenable number.

245124450317 is a deficient number, since it is larger than the sum of its proper divisors (1).

245124450317 is an equidigital number, since it uses as much as digits as its factorization.

245124450317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 38.

Adding to 245124450317 its reverse (713054421542), we get a palindrome (958178871859).

The spelling of 245124450317 in words is "two hundred forty-five billion, one hundred twenty-four million, four hundred fifty thousand, three hundred seventeen".