673134571 has 4 divisors (see below), whose sum is σ = 675637200. Its totient is φ = 670631944.

The previous prime is 673134569. The next prime is 673134577. The reversal of 673134571 is 175431376.

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 673134571 - 2¹ = 673134569 is a prime.

It is a super-2 number, since 2×673134571² = 906220301350708082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673134571.

It is not an unprimeable number, because it can be changed into a prime (673134577) 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, 1250911 + ... + 1251448.

It is an arithmetic number, because the mean of its divisors is an integer number (168909300).

Almost surely, 2^673134571 is an apocalyptic number.

673134571 is a deficient number, since it is larger than the sum of its proper divisors (2502629).

673134571 is a wasteful number, since it uses less digits than its factorization.

673134571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502628.

The product of its digits is 52920, while the sum is 37.

The square root of 673134571 is about 25944.8370779236. The cubic root of 673134571 is about 876.3964948060.

The spelling of 673134571 in words is "six hundred seventy-three million, one hundred thirty-four thousand, five hundred seventy-one".