675174561 has 4 divisors (see below), whose sum is σ = 900232752. Its totient is φ = 450116372.

The previous prime is 675174553. The next prime is 675174581. The reversal of 675174561 is 165471576.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 675174561 - 2³ = 675174553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675174551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112529091 + ... + 112529096.

It is an arithmetic number, because the mean of its divisors is an integer number (225058188).

Almost surely, 2^675174561 is an apocalyptic number.

It is an amenable number.

675174561 is a deficient number, since it is larger than the sum of its proper divisors (225058191).

675174561 is a wasteful number, since it uses less digits than its factorization.

675174561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225058190.

The product of its digits is 176400, while the sum is 42.

The square root of 675174561 is about 25984.1213243781. The cubic root of 675174561 is about 877.2809326442.

The spelling of 675174561 in words is "six hundred seventy-five million, one hundred seventy-four thousand, five hundred sixty-one".