103763855513 has 12 divisors (see below), whose sum is σ = 105920598420. Its totient is φ = 101638111872.

The previous prime is 103763855491. The next prime is 103763855527. The reversal of 103763855513 is 315558367301.

It can be written as a sum of positive squares in 2 ways, for example, as 53465925529 + 50297929984 = 231227^2 + 224272^2 .

It is a de Polignac number, because none of the positive numbers 2^k-103763855513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103763852513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 968045 + ... + 1069877.

It is an arithmetic number, because the mean of its divisors is an integer number (8826716535).

Almost surely, 2^103763855513 is an apocalyptic number.

It is an amenable number.

103763855513 is a deficient number, since it is larger than the sum of its proper divisors (2156742907).

103763855513 is an equidigital number, since it uses as much as digits as its factorization.

103763855513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102136 (or 102029 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 103763855513 in words is "one hundred three billion, seven hundred sixty-three million, eight hundred fifty-five thousand, five hundred thirteen".