103147938856 has 16 divisors (see below), whose sum is σ = 193652594100. Its totient is φ = 51507247104.

The previous prime is 103147938823. The next prime is 103147938863. The reversal of 103147938856 is 658839741301.

It can be written as a sum of positive squares in 2 ways, for example, as 88084304100 + 15063634756 = 296790^2 + 122734^2 .

It is a super-2 number, since 2×103147938856² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103147938797 and 103147938806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8333721 + ... + 8346088.

Almost surely, 2^103147938856 is an apocalyptic number.

It is an amenable number.

103147938856 is a deficient number, since it is larger than the sum of its proper divisors (90504655244).

103147938856 is a wasteful number, since it uses less digits than its factorization.

103147938856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16680588 (or 16680584 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 103147938856 in words is "one hundred three billion, one hundred forty-seven million, nine hundred thirty-eight thousand, eight hundred fifty-six".