670844683 has 2 divisors, whose sum is σ = 670844684. Its totient is φ = 670844682.

The previous prime is 670844653. The next prime is 670844687. The reversal of 670844683 is 386448076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670844683 - 2⁹ = 670844171 is a prime.

It is a super-6 number, since 6×670844683⁶ (a number of 54 digits) contains 666666 as substring.

It is not a weakly prime, because it can be changed into another prime (670844687) 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, 335422341 + 335422342.

It is an arithmetic number, because the mean of its divisors is an integer number (335422342).

Almost surely, 2^670844683 is an apocalyptic number.

670844683 is a deficient number, since it is larger than the sum of its proper divisors (1).

670844683 is an equidigital number, since it uses as much as digits as its factorization.

670844683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 670844683 is about 25900.6695473302. The cubic root of 670844683 is about 875.4015824133.

The spelling of 670844683 in words is "six hundred seventy million, eight hundred forty-four thousand, six hundred eighty-three".