670970611 has 4 divisors (see below), whose sum is σ = 671123992. Its totient is φ = 670817232.

The previous prime is 670970567. The next prime is 670970627. The reversal of 670970611 is 116079076.

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 670970611 - 2¹⁵ = 670937843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670970681) 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, 69930 + ... + 78943.

It is an arithmetic number, because the mean of its divisors is an integer number (167780998).

Almost surely, 2^670970611 is an apocalyptic number.

670970611 is a deficient number, since it is larger than the sum of its proper divisors (153381).

670970611 is a wasteful number, since it uses less digits than its factorization.

670970611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153380.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 670970611 is about 25903.1004128849. The cubic root of 670970611 is about 875.4563544921.

The spelling of 670970611 in words is "six hundred seventy million, nine hundred seventy thousand, six hundred eleven".