791262159 has 4 divisors (see below), whose sum is σ = 1055016216. Its totient is φ = 527508104.

The previous prime is 791262151. The next prime is 791262191. The reversal of 791262159 is 951262197.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 791262159 - 2³ = 791262151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 791262159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791262151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131877024 + ... + 131877029.

It is an arithmetic number, because the mean of its divisors is an integer number (263754054).

Almost surely, 2^791262159 is an apocalyptic number.

791262159 is a deficient number, since it is larger than the sum of its proper divisors (263754057).

791262159 is a wasteful number, since it uses less digits than its factorization.

791262159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263754056.

The product of its digits is 68040, while the sum is 42.

The square root of 791262159 is about 28129.3824852235. The cubic root of 791262159 is about 924.9255977166.

The spelling of 791262159 in words is "seven hundred ninety-one million, two hundred sixty-two thousand, one hundred fifty-nine".