670107701 has 4 divisors (see below), whose sum is σ = 672395052. Its totient is φ = 667820352.

The previous prime is 670107679. The next prime is 670107733. The reversal of 670107701 is 107701076.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 409252900 + 260854801 = 20230^2 + 16151^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670107701 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 (670107761) 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, 1143236 + ... + 1143821.

It is an arithmetic number, because the mean of its divisors is an integer number (168098763).

Almost surely, 2^670107701 is an apocalyptic number.

It is an amenable number.

670107701 is a deficient number, since it is larger than the sum of its proper divisors (2287351).

670107701 is a wasteful number, since it uses less digits than its factorization.

670107701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287350.

The product of its (nonzero) digits is 2058, while the sum is 29.

The square root of 670107701 is about 25886.4385538065. The cubic root of 670107701 is about 875.0808963574.

Adding to 670107701 its reverse (107701076), we get a palindrome (777808777).

The spelling of 670107701 in words is "six hundred seventy million, one hundred seven thousand, seven hundred one".