314203691 has 2 divisors, whose sum is σ = 314203692.
Its totient is φ = 314203690.
The previous prime is 314203649. The next prime is 314203697. The reversal of 314203691 is 196302413.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-314203691 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (314203697) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157101845 + 157101846.
It is an arithmetic number, because the mean of its divisors is an integer number (157101846).
Almost surely, 2314203691 is an apocalyptic number.
314203691 is a deficient number, since it is larger than the sum of its proper divisors (1).
314203691 is an equidigital number, since it uses as much as digits as its factorization.
314203691 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 314203691 is about 17725.7916889486.
The cubic root of 314203691 is about 679.8353775370.
The spelling of 314203691 in words is "three hundred fourteen million, two hundred three thousand, six hundred ninety-one".