394016307703 has 2 divisors, whose sum is σ = 394016307704. Its totient is φ = 394016307702.

The previous prime is 394016307701. The next prime is 394016307709. The reversal of 394016307703 is 307703610493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 394016307703 - 2¹ = 394016307701 is a prime.

Together with 394016307701, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 394016307703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (394016307701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197008153851 + 197008153852.

It is an arithmetic number, because the mean of its divisors is an integer number (197008153852).

Almost surely, 2^394016307703 is an apocalyptic number.

394016307703 is a deficient number, since it is larger than the sum of its proper divisors (1).

394016307703 is an equidigital number, since it uses as much as digits as its factorization.

394016307703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 43.

The spelling of 394016307703 in words is "three hundred ninety-four billion, sixteen million, three hundred seven thousand, seven hundred three".