103959859 has 2 divisors, whose sum is σ = 103959860. Its totient is φ = 103959858.

The previous prime is 103959827. The next prime is 103959893. The reversal of 103959859 is 958959301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103959859 - 2⁵ = 103959827 is a prime.

It is not a weakly prime, because it can be changed into another prime (103959059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51979929 + 51979930.

It is an arithmetic number, because the mean of its divisors is an integer number (51979930).

Almost surely, 2^103959859 is an apocalyptic number.

103959859 is a deficient number, since it is larger than the sum of its proper divisors (1).

103959859 is an equidigital number, since it uses as much as digits as its factorization.

103959859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 437400, while the sum is 49.

The square root of 103959859 is about 10196.0707627988. The cubic root of 103959859 is about 470.2064266008.

The spelling of 103959859 in words is "one hundred three million, nine hundred fifty-nine thousand, eight hundred fifty-nine".