1563326113 has 8 divisors (see below), whose sum is σ = 1624492800. Its totient is φ = 1502643408.

The previous prime is 1563326111. The next prime is 1563326119. The reversal of 1563326113 is 3116233651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1563326113 - 2¹ = 1563326111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1563326111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114403 + ... + 127336.

It is an arithmetic number, because the mean of its divisors is an integer number (203061600).

Almost surely, 2^1563326113 is an apocalyptic number.

It is an amenable number.

1563326113 is a deficient number, since it is larger than the sum of its proper divisors (61166687).

1563326113 is a wasteful number, since it uses less digits than its factorization.

1563326113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241991.

The product of its digits is 9720, while the sum is 31.

The square root of 1563326113 is about 39538.9189660011. The cubic root of 1563326113 is about 1160.6016778057.

Adding to 1563326113 its reverse (3116233651), we get a palindrome (4679559764).

The spelling of 1563326113 in words is "one billion, five hundred sixty-three million, three hundred twenty-six thousand, one hundred thirteen".