104342729 has 2 divisors, whose sum is σ = 104342730. Its totient is φ = 104342728.

The previous prime is 104342723. The next prime is 104342761. The reversal of 104342729 is 927243401.

It is an a-pointer prime, because the next prime (104342761) can be obtained adding 104342729 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104142025 + 200704 = 10205^2 + 448^2 .

It is a cyclic number.

It is not a de Polignac number, because 104342729 - 2⁸ = 104342473 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 104342695 and 104342704.

It is not a weakly prime, because it can be changed into another prime (104342723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52171364 + 52171365.

It is an arithmetic number, because the mean of its divisors is an integer number (52171365).

Almost surely, 2^104342729 is an apocalyptic number.

It is an amenable number.

104342729 is a deficient number, since it is larger than the sum of its proper divisors (1).

104342729 is an equidigital number, since it uses as much as digits as its factorization.

104342729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 104342729 is about 10214.8288776660. The cubic root of 104342729 is about 470.7829548277.

The spelling of 104342729 in words is "one hundred four million, three hundred forty-two thousand, seven hundred twenty-nine".