1063729 has 2 divisors, whose sum is σ = 1063730. Its totient is φ = 1063728.

The previous prime is 1063721. The next prime is 1063739. The reversal of 1063729 is 9273601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 921600 + 142129 = 960^2 + 377^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063729 - 2³ = 1063721 is a prime.

It is a super-2 number, since 2×1063729² = 2263038770882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1063697 and 1063706.

It is not a weakly prime, because it can be changed into another prime (1063721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531864 + 531865.

It is an arithmetic number, because the mean of its divisors is an integer number (531865).

2^1063729 is an apocalyptic number.

It is an amenable number.

1063729 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063729 is an equidigital number, since it uses as much as digits as its factorization.

1063729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 1063729 is about 1031.3723866771. The cubic root of 1063729 is about 102.0807063418.

The spelling of 1063729 in words is "one million, sixty-three thousand, seven hundred twenty-nine".