103709828891 has 2 divisors, whose sum is σ = 103709828892. Its totient is φ = 103709828890.

The previous prime is 103709828867. The next prime is 103709828927. The reversal of 103709828891 is 198828907301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103709828891 - 2³⁰ = 102636087067 is a prime.

It is not a weakly prime, because it can be changed into another prime (103709828191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51854914445 + 51854914446.

It is an arithmetic number, because the mean of its divisors is an integer number (51854914446).

Almost surely, 2^103709828891 is an apocalyptic number.

103709828891 is a deficient number, since it is larger than the sum of its proper divisors (1).

103709828891 is an equidigital number, since it uses as much as digits as its factorization.

103709828891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 56.

The spelling of 103709828891 in words is "one hundred three billion, seven hundred nine million, eight hundred twenty-eight thousand, eight hundred ninety-one".