670071079 has 2 divisors, whose sum is σ = 670071080. Its totient is φ = 670071078.

The previous prime is 670071049. The next prime is 670071131. The reversal of 670071079 is 970170076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670071079 - 2⁵ = 670071047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670071019) 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 as a sum of consecutive naturals, namely, 335035539 + 335035540.

It is an arithmetic number, because the mean of its divisors is an integer number (335035540).

Almost surely, 2^670071079 is an apocalyptic number.

670071079 is a deficient number, since it is larger than the sum of its proper divisors (1).

670071079 is an equidigital number, since it uses as much as digits as its factorization.

670071079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 670071079 is about 25885.7311853461. The cubic root of 670071079 is about 875.0649547427.

It can be divided in two parts, 67007 and 1079, that added together give a palindrome (68086).

The spelling of 670071079 in words is "six hundred seventy million, seventy-one thousand, seventy-nine".