103842559 has 4 divisors (see below), whose sum is σ = 104101920. Its totient is φ = 103583200.

The previous prime is 103842547. The next prime is 103842601. The reversal of 103842559 is 955248301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103842559 - 2⁵ = 103842527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103842509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129079 + ... + 129880.

It is an arithmetic number, because the mean of its divisors is an integer number (26025480).

Almost surely, 2^103842559 is an apocalyptic number.

103842559 is a deficient number, since it is larger than the sum of its proper divisors (259361).

103842559 is an equidigital number, since it uses as much as digits as its factorization.

103842559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259360.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 103842559 is about 10190.3169234328. The cubic root of 103842559 is about 470.0295122558.

It can be divided in two parts, 103842 and 559, that added together give a palindrome (104401).

The spelling of 103842559 in words is "one hundred three million, eight hundred forty-two thousand, five hundred fifty-nine".