103685736943 has 2 divisors, whose sum is σ = 103685736944. Its totient is φ = 103685736942.

The previous prime is 103685736907. The next prime is 103685736961. The reversal of 103685736943 is 349637586301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103685736943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103685736743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51842868471 + 51842868472.

It is an arithmetic number, because the mean of its divisors is an integer number (51842868472).

Almost surely, 2^103685736943 is an apocalyptic number.

103685736943 is a deficient number, since it is larger than the sum of its proper divisors (1).

103685736943 is an equidigital number, since it uses as much as digits as its factorization.

103685736943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 55.

The spelling of 103685736943 in words is "one hundred three billion, six hundred eighty-five million, seven hundred thirty-six thousand, nine hundred forty-three".