20163013337 has 2 divisors, whose sum is σ = 20163013338. Its totient is φ = 20163013336.

The previous prime is 20163013331. The next prime is 20163013379. The reversal of 20163013337 is 73331036102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18427791001 + 1735222336 = 135749^2 + 41656^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20163013337 is a prime.

It is not a weakly prime, because it can be changed into another prime (20163013331) 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 as a sum of consecutive naturals, namely, 10081506668 + 10081506669.

It is an arithmetic number, because the mean of its divisors is an integer number (10081506669).

Almost surely, 2^20163013337 is an apocalyptic number.

It is an amenable number.

20163013337 is a deficient number, since it is larger than the sum of its proper divisors (1).

20163013337 is an equidigital number, since it uses as much as digits as its factorization.

20163013337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 29.

Adding to 20163013337 its reverse (73331036102), we get a palindrome (93494049439).

The spelling of 20163013337 in words is "twenty billion, one hundred sixty-three million, thirteen thousand, three hundred thirty-seven".