245122350313 has 4 divisors (see below), whose sum is σ = 249276966480. Its totient is φ = 240967734148.

The previous prime is 245122350287. The next prime is 245122350323. The reversal of 245122350313 is 313053221542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245122350313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245122350323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2077307995 + ... + 2077308112.

It is an arithmetic number, because the mean of its divisors is an integer number (62319241620).

Almost surely, 2^245122350313 is an apocalyptic number.

It is an amenable number.

245122350313 is a deficient number, since it is larger than the sum of its proper divisors (4154616167).

245122350313 is an equidigital number, since it uses as much as digits as its factorization.

245122350313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4154616166.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 245122350313 its reverse (313053221542), we get a palindrome (558175571855).

The spelling of 245122350313 in words is "two hundred forty-five billion, one hundred twenty-two million, three hundred fifty thousand, three hundred thirteen".