791372199 has 4 divisors (see below), whose sum is σ = 1055162936. Its totient is φ = 527581464.

The previous prime is 791372189. The next prime is 791372207. The reversal of 791372199 is 991273197.

It is a happy number.

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

It is not a de Polignac number, because 791372199 - 2⁸ = 791371943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791372149) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 131895364 + ... + 131895369.

It is an arithmetic number, because the mean of its divisors is an integer number (263790734).

Almost surely, 2^791372199 is an apocalyptic number.

791372199 is a deficient number, since it is larger than the sum of its proper divisors (263790737).

791372199 is a wasteful number, since it uses less digits than its factorization.

791372199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263790736.

The product of its digits is 214326, while the sum is 48.

The square root of 791372199 is about 28131.3383791102. The cubic root of 791372199 is about 924.9684718740.

The spelling of 791372199 in words is "seven hundred ninety-one million, three hundred seventy-two thousand, one hundred ninety-nine".