729159145 has 32 divisors (see below), whose sum is σ = 1038046464. Its totient is φ = 484704000.

The previous prime is 729159131. The next prime is 729159161. The reversal of 729159145 is 541951927.

It is not a de Polignac number, because 729159145 - 2¹³ = 729150953 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68695 + ... + 78595.

It is an arithmetic number, because the mean of its divisors is an integer number (32438952).

Almost surely, 2^729159145 is an apocalyptic number.

It is an amenable number.

729159145 is a deficient number, since it is larger than the sum of its proper divisors (308887319).

729159145 is a wasteful number, since it uses less digits than its factorization.

729159145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033.

The product of its digits is 113400, while the sum is 43.

The square root of 729159145 is about 27002.9469688032. The cubic root of 729159145 is about 900.0654870044.

The spelling of 729159145 in words is "seven hundred twenty-nine million, one hundred fifty-nine thousand, one hundred forty-five".