875472191 has 4 divisors (see below), whose sum is σ = 955060584. Its totient is φ = 795883800.

The previous prime is 875472173. The next prime is 875472197. The reversal of 875472191 is 191274578.

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 875472191 - 2¹⁸ = 875210047 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 (875472197) 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, 39794180 + ... + 39794201.

It is an arithmetic number, because the mean of its divisors is an integer number (238765146).

Almost surely, 2^875472191 is an apocalyptic number.

875472191 is a deficient number, since it is larger than the sum of its proper divisors (79588393).

875472191 is a wasteful number, since it uses less digits than its factorization.

875472191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79588392.

The product of its digits is 141120, while the sum is 44.

The square root of 875472191 is about 29588.3793236466. The cubic root of 875472191 is about 956.6376116633.

The spelling of 875472191 in words is "eight hundred seventy-five million, four hundred seventy-two thousand, one hundred ninety-one".