670101109 has 2 divisors, whose sum is σ = 670101110. Its totient is φ = 670101108.

The previous prime is 670101079. The next prime is 670101151. The reversal of 670101109 is 901101076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423454084 + 246647025 = 20578^2 + 15705^2 .

It is a cyclic number.

It is not a de Polignac number, because 670101109 - 2¹⁹ = 669576821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670101209) 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, 335050554 + 335050555.

It is an arithmetic number, because the mean of its divisors is an integer number (335050555).

Almost surely, 2^670101109 is an apocalyptic number.

It is an amenable number.

670101109 is a deficient number, since it is larger than the sum of its proper divisors (1).

670101109 is an equidigital number, since it uses as much as digits as its factorization.

670101109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 670101109 is about 25886.3112281375. The cubic root of 670101109 is about 875.0780268922.

The spelling of 670101109 in words is "six hundred seventy million, one hundred one thousand, one hundred nine".