791129 has 8 divisors (see below), whose sum is σ = 845640. Its totient is φ = 737536.

The previous prime is 791117. The next prime is 791137. The reversal of 791129 is 921197.

It can be written as a sum of positive squares in 4 ways, for example, as 193600 + 597529 = 440^2 + 773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-791129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (791159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2807 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (105705).

2⁷⁹¹¹²⁹ is an apocalyptic number.

It is an amenable number.

791129 is a deficient number, since it is larger than the sum of its proper divisors (54511).

791129 is a wasteful number, since it uses less digits than its factorization.

791129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459.

The product of its digits is 1134, while the sum is 29.

The square root of 791129 is about 889.4543271017. The cubic root of 791129 is about 92.4873710540.

The spelling of 791129 in words is "seven hundred ninety-one thousand, one hundred twenty-nine".