320070007 has 2 divisors, whose sum is σ = 320070008. Its totient is φ = 320070006.

The previous prime is 320069993. The next prime is 320070011. The reversal of 320070007 is 700070023.

It is a strong prime.

It is an emirp because it is prime and its reverse (700070023) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320070007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320070097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160035003 + 160035004.

It is an arithmetic number, because the mean of its divisors is an integer number (160035004).

Almost surely, 2^320070007 is an apocalyptic number.

320070007 is a deficient number, since it is larger than the sum of its proper divisors (1).

320070007 is an equidigital number, since it uses as much as digits as its factorization.

320070007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294, while the sum is 19.

The square root of 320070007 is about 17890.5004681255. The cubic root of 320070007 is about 684.0402543196.

The spelling of 320070007 in words is "three hundred twenty million, seventy thousand, seven".