1013729 has 2 divisors, whose sum is σ = 1013730. Its totient is φ = 1013728.

The previous prime is 1013717. The next prime is 1013741. The reversal of 1013729 is 9273101.

It is a balanced prime because it is at equal distance from previous prime (1013717) and next prime (1013741).

It can be written as a sum of positive squares in only one way, i.e., 677329 + 336400 = 823^2 + 580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013729 - 2⁴ = 1013713 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506864 + 506865.

It is an arithmetic number, because the mean of its divisors is an integer number (506865).

2^1013729 is an apocalyptic number.

It is an amenable number.

1013729 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013729 is an equidigital number, since it uses as much as digits as its factorization.

1013729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1013729 is about 1006.8410996776. The cubic root of 1013729 is about 100.4555548795.

The spelling of 1013729 in words is "one million, thirteen thousand, seven hundred twenty-nine".