670351105 has 4 divisors (see below), whose sum is σ = 804421332. Its totient is φ = 536280880.

The previous prime is 670351093. The next prime is 670351127. The reversal of 670351105 is 501153076.

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 473454081 + 196897024 = 21759^2 + 14032^2 .

It is not a de Polignac number, because 670351105 - 2¹³ = 670342913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 67035106 + ... + 67035115.

It is an arithmetic number, because the mean of its divisors is an integer number (201105333).

Almost surely, 2^670351105 is an apocalyptic number.

It is an amenable number.

670351105 is a deficient number, since it is larger than the sum of its proper divisors (134070227).

670351105 is a wasteful number, since it uses less digits than its factorization.

670351105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134070226.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 670351105 is about 25891.1395075613. The cubic root of 670351105 is about 875.1868357490.

The spelling of 670351105 in words is "six hundred seventy million, three hundred fifty-one thousand, one hundred five".