103844729 has 2 divisors, whose sum is σ = 103844730. Its totient is φ = 103844728.

The previous prime is 103844723. The next prime is 103844743. The reversal of 103844729 is 927448301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55472704 + 48372025 = 7448^2 + 6955^2 .

It is a cyclic number.

It is not a de Polignac number, because 103844729 - 2²⁰ = 102796153 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 103844692 and 103844701.

It is not a weakly prime, because it can be changed into another prime (103844723) 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, 51922364 + 51922365.

It is an arithmetic number, because the mean of its divisors is an integer number (51922365).

Almost surely, 2^103844729 is an apocalyptic number.

It is an amenable number.

103844729 is a deficient number, since it is larger than the sum of its proper divisors (1).

103844729 is an equidigital number, since it uses as much as digits as its factorization.

103844729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 103844729 is about 10190.4233965032. The cubic root of 103844729 is about 470.0327863050.

The spelling of 103844729 in words is "one hundred three million, eight hundred forty-four thousand, seven hundred twenty-nine".