670218083 has 2 divisors, whose sum is σ = 670218084. Its totient is φ = 670218082.

The previous prime is 670218077. The next prime is 670218097. The reversal of 670218083 is 380812076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670218083 - 2¹⁰ = 670217059 is a prime.

It is a super-3 number, since 3×670218083³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (670218023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335109041 + 335109042.

It is an arithmetic number, because the mean of its divisors is an integer number (335109042).

Almost surely, 2^670218083 is an apocalyptic number.

670218083 is a deficient number, since it is larger than the sum of its proper divisors (1).

670218083 is an equidigital number, since it uses as much as digits as its factorization.

670218083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 670218083 is about 25888.5705090103. The cubic root of 670218083 is about 875.1289423039.

The spelling of 670218083 in words is "six hundred seventy million, two hundred eighteen thousand, eighty-three".