318700007 has 2 divisors, whose sum is σ = 318700008. Its totient is φ = 318700006.

The previous prime is 318699991. The next prime is 318700009. The reversal of 318700007 is 700007813.

It is a strong prime.

It is an emirp because it is prime and its reverse (700007813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 318700007 - 2⁴ = 318699991 is a prime.

Together with 318700009, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318700009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159350003 + 159350004.

It is an arithmetic number, because the mean of its divisors is an integer number (159350004).

Almost surely, 2^318700007 is an apocalyptic number.

318700007 is a deficient number, since it is larger than the sum of its proper divisors (1).

318700007 is an equidigital number, since it uses as much as digits as its factorization.

318700007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 318700007 is about 17852.1709324104. The cubic root of 318700007 is about 683.0628895828.

The spelling of 318700007 in words is "three hundred eighteen million, seven hundred thousand, seven".