670330163 has 2 divisors, whose sum is σ = 670330164. Its totient is φ = 670330162.

The previous prime is 670330123. The next prime is 670330181. The reversal of 670330163 is 361033076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670330163 - 2¹⁴ = 670313779 is a prime.

It is not a weakly prime, because it can be changed into another prime (670330123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335165081 + 335165082.

It is an arithmetic number, because the mean of its divisors is an integer number (335165082).

Almost surely, 2^670330163 is an apocalyptic number.

670330163 is a deficient number, since it is larger than the sum of its proper divisors (1).

670330163 is an equidigital number, since it uses as much as digits as its factorization.

670330163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 670330163 is about 25890.7350803333. The cubic root of 670330163 is about 875.1777219411.

The spelling of 670330163 in words is "six hundred seventy million, three hundred thirty thousand, one hundred sixty-three".