875455279 has 4 divisors (see below), whose sum is σ = 913518576. Its totient is φ = 837391984.

The previous prime is 875455253. The next prime is 875455297. The reversal of 875455279 is 972554578.

It is a happy number.

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 875455279 - 2⁷ = 875455151 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 (875455879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19031614 + ... + 19031659.

It is an arithmetic number, because the mean of its divisors is an integer number (228379644).

Almost surely, 2^875455279 is an apocalyptic number.

875455279 is a deficient number, since it is larger than the sum of its proper divisors (38063297).

875455279 is a wasteful number, since it uses less digits than its factorization.

875455279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38063296.

The product of its digits is 3528000, while the sum is 52.

The square root of 875455279 is about 29588.0935343932. The cubic root of 875455279 is about 956.6314516506.

The spelling of 875455279 in words is "eight hundred seventy-five million, four hundred fifty-five thousand, two hundred seventy-nine".