314203649 has 2 divisors, whose sum is σ = 314203650.
Its totient is φ = 314203648.
The previous prime is 314203597. The next prime is 314203691. The reversal of 314203649 is 946302413.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 186513649 + 127690000 = 13657^2 + 11300^2
It is a cyclic number.
It is not a de Polignac number, because 314203649 - 216 = 314138113 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (314203699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157101824 + 157101825.
It is an arithmetic number, because the mean of its divisors is an integer number (157101825).
Almost surely, 2314203649 is an apocalyptic number.
It is an amenable number.
314203649 is a deficient number, since it is larger than the sum of its proper divisors (1).
314203649 is an equidigital number, since it uses as much as digits as its factorization.
314203649 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15552, while the sum is 32.
The square root of 314203649 is about 17725.7905042342.
The cubic root of 314203649 is about 679.8353472455.
The spelling of 314203649 in words is "three hundred fourteen million, two hundred three thousand, six hundred forty-nine".