729210113 has 4 divisors (see below), whose sum is σ = 730558548. Its totient is φ = 727861680.

The previous prime is 729210107. The next prime is 729210127. The reversal of 729210113 is 311012927.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311012927 = 227 ⋅1370101.

It can be written as a sum of positive squares in 2 ways, for example, as 414041104 + 315169009 = 20348^2 + 17753^2 .

It is a cyclic number.

It is not a de Polignac number, because 729210113 - 2⁶ = 729210049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (729210413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673406 + ... + 674487.

It is an arithmetic number, because the mean of its divisors is an integer number (182639637).

Almost surely, 2^729210113 is an apocalyptic number.

It is an amenable number.

729210113 is a deficient number, since it is larger than the sum of its proper divisors (1348435).

729210113 is a wasteful number, since it uses less digits than its factorization.

729210113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348434.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 729210113 is about 27003.8907011564. The cubic root of 729210113 is about 900.0864579493.

The spelling of 729210113 in words is "seven hundred twenty-nine million, two hundred ten thousand, one hundred thirteen".