1670240107 has 2 divisors, whose sum is σ = 1670240108. Its totient is φ = 1670240106.

The previous prime is 1670240057. The next prime is 1670240129. The reversal of 1670240107 is 7010420761.

It is a strong prime.

It is an emirp because it is prime and its reverse (7010420761) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1670240107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1670240177) 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, 835120053 + 835120054.

It is an arithmetic number, because the mean of its divisors is an integer number (835120054).

Almost surely, 2^1670240107 is an apocalyptic number.

1670240107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670240107 is an equidigital number, since it uses as much as digits as its factorization.

1670240107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1670240107 is about 40868.5711396912. The cubic root of 1670240107 is about 1186.4778530212.

Adding to 1670240107 its reverse (7010420761), we get a palindrome (8680660868).

The spelling of 1670240107 in words is "one billion, six hundred seventy million, two hundred forty thousand, one hundred seven".