245032311313 has 4 divisors (see below), whose sum is σ = 245151088128. Its totient is φ = 244913534500.

The previous prime is 245032311301. The next prime is 245032311323. The reversal of 245032311313 is 313113230542.

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 not a de Polignac number, because 245032311313 - 2⁵ = 245032311281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245032311323) 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, 59385313 + ... + 59389438.

It is an arithmetic number, because the mean of its divisors is an integer number (61287772032).

Almost surely, 2^245032311313 is an apocalyptic number.

It is an amenable number.

245032311313 is a deficient number, since it is larger than the sum of its proper divisors (118776815).

245032311313 is a wasteful number, since it uses less digits than its factorization.

245032311313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118776814.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 245032311313 its reverse (313113230542), we get a palindrome (558145541855).

The spelling of 245032311313 in words is "two hundred forty-five billion, thirty-two million, three hundred eleven thousand, three hundred thirteen".