1568120113 has 16 divisors (see below), whose sum is σ = 1828177920. Its totient is φ = 1317214800.

The previous prime is 1568120111. The next prime is 1568120117. The reversal of 1568120113 is 3110218651.

It is a cyclic number.

It is not a de Polignac number, because 1568120113 - 2¹ = 1568120111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1568120111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130968 + ... + 142438.

It is an arithmetic number, because the mean of its divisors is an integer number (114261120).

Almost surely, 2^1568120113 is an apocalyptic number.

It is an amenable number.

1568120113 is a deficient number, since it is larger than the sum of its proper divisors (260057807).

1568120113 is a wasteful number, since it uses less digits than its factorization.

1568120113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11868.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 1568120113 is about 39599.4963730601. The cubic root of 1568120113 is about 1161.7868105251.

Adding to 1568120113 its reverse (3110218651), we get a palindrome (4678338764).

The spelling of 1568120113 in words is "one billion, five hundred sixty-eight million, one hundred twenty thousand, one hundred thirteen".