1082729 has 2 divisors, whose sum is σ = 1082730. Its totient is φ = 1082728.

The previous prime is 1082723. The next prime is 1082743. The reversal of 1082729 is 9272801.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 769129 + 313600 = 877^2 + 560^2 .

It is an emirp because it is prime and its reverse (9272801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1082729 - 2¹⁶ = 1017193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1082723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541364 + 541365.

It is an arithmetic number, because the mean of its divisors is an integer number (541365).

2^1082729 is an apocalyptic number.

It is an amenable number.

1082729 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082729 is an equidigital number, since it uses as much as digits as its factorization.

1082729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1082729 is about 1040.5426468915. The cubic root of 1082729 is about 102.6849012326.

The spelling of 1082729 in words is "one million, eighty-two thousand, seven hundred twenty-nine".