1041729 has 8 divisors (see below), whose sum is σ = 1495872. Its totient is φ = 641040.

The previous prime is 1041701. The next prime is 1041731. The reversal of 1041729 is 9271401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1041729 - 2¹¹ = 1039681 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

1041729 is a lucky number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1041699 and 1041708.

It is not an unprimeable number, because it can be changed into a prime (1041779) 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 in 7 ways as a sum of consecutive naturals, for example, 13317 + ... + 13394.

It is an arithmetic number, because the mean of its divisors is an integer number (186984).

2^1041729 is an apocalyptic number.

It is an amenable number.

1041729 is a deficient number, since it is larger than the sum of its proper divisors (454143).

1041729 is a wasteful number, since it uses less digits than its factorization.

1041729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26727.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 1041729 is about 1020.6512626750. The cubic root of 1041729 is about 101.3720552135.

It can be divided in two parts, 1041 and 729, that added together give a triangular number (1770 = T₅₉).

The spelling of 1041729 in words is "one million, forty-one thousand, seven hundred twenty-nine".