103869863957 has 2 divisors, whose sum is σ = 103869863958. Its totient is φ = 103869863956.

The previous prime is 103869863921. The next prime is 103869864013. The reversal of 103869863957 is 759368968301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87686462161 + 16183401796 = 296119^2 + 127214^2 .

It is a cyclic number.

It is not a de Polignac number, because 103869863957 - 2¹⁰ = 103869862933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103869863893 and 103869863902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103869863857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51934931978 + 51934931979.

It is an arithmetic number, because the mean of its divisors is an integer number (51934931979).

Almost surely, 2^103869863957 is an apocalyptic number.

It is an amenable number.

103869863957 is a deficient number, since it is larger than the sum of its proper divisors (1).

103869863957 is an equidigital number, since it uses as much as digits as its factorization.

103869863957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58786560, while the sum is 65.

The spelling of 103869863957 in words is "one hundred three billion, eight hundred sixty-nine million, eight hundred sixty-three thousand, nine hundred fifty-seven".