670023007 has 2 divisors, whose sum is σ = 670023008. Its totient is φ = 670023006.

The previous prime is 670022987. The next prime is 670023017. The reversal of 670023007 is 700320076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670023007 - 2¹⁵ = 669990239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670023017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335011503 + 335011504.

It is an arithmetic number, because the mean of its divisors is an integer number (335011504).

Almost surely, 2^670023007 is an apocalyptic number.

670023007 is a deficient number, since it is larger than the sum of its proper divisors (1).

670023007 is an equidigital number, since it uses as much as digits as its factorization.

670023007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 670023007 is about 25884.8026262516. The cubic root of 670023007 is about 875.0440280431.

The spelling of 670023007 in words is "six hundred seventy million, twenty-three thousand, seven".