675131091 has 4 divisors (see below), whose sum is σ = 900174792. Its totient is φ = 450087392.

The previous prime is 675131087. The next prime is 675131141. The reversal of 675131091 is 190131576.

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 675131091 - 2² = 675131087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675131011) 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, 112521846 + ... + 112521851.

It is an arithmetic number, because the mean of its divisors is an integer number (225043698).

Almost surely, 2^675131091 is an apocalyptic number.

675131091 is a deficient number, since it is larger than the sum of its proper divisors (225043701).

675131091 is a wasteful number, since it uses less digits than its factorization.

675131091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225043700.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 675131091 is about 25983.2848385265. The cubic root of 675131091 is about 877.2621048117.

The spelling of 675131091 in words is "six hundred seventy-five million, one hundred thirty-one thousand, ninety-one".