320001007 has 2 divisors, whose sum is σ = 320001008. Its totient is φ = 320001006.

The previous prime is 320000999. The next prime is 320001043. The reversal of 320001007 is 700100023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320001007 - 2³ = 320000999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320001107) 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, 160000503 + 160000504.

It is an arithmetic number, because the mean of its divisors is an integer number (160000504).

Almost surely, 2^320001007 is an apocalyptic number.

320001007 is a deficient number, since it is larger than the sum of its proper divisors (1).

320001007 is an equidigital number, since it uses as much as digits as its factorization.

320001007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 320001007 is about 17888.5719664818. The cubic root of 320001007 is about 683.9910961473.

The spelling of 320001007 in words is "three hundred twenty million, one thousand, seven".