675257523 has 4 divisors (see below), whose sum is σ = 900343368. Its totient is φ = 450171680.

The previous prime is 675257521. The next prime is 675257573. The reversal of 675257523 is 325752576.

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 675257523 - 2¹ = 675257521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675257521) 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, 112542918 + ... + 112542923.

It is an arithmetic number, because the mean of its divisors is an integer number (225085842).

Almost surely, 2^675257523 is an apocalyptic number.

675257523 is a deficient number, since it is larger than the sum of its proper divisors (225085845).

675257523 is a wasteful number, since it uses less digits than its factorization.

675257523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225085844.

The product of its digits is 441000, while the sum is 42.

The square root of 675257523 is about 25985.7176733682. The cubic root of 675257523 is about 877.3168631053.

The spelling of 675257523 in words is "six hundred seventy-five million, two hundred fifty-seven thousand, five hundred twenty-three".