314421193 has 2 divisors, whose sum is σ = 314421194. Its totient is φ = 314421192.

The previous prime is 314421167. The next prime is 314421229. The reversal of 314421193 is 391124413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 269222464 + 45198729 = 16408^2 + 6723^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314421193 is a prime.

It is not a weakly prime, because it can be changed into another prime (314421113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157210596 + 157210597.

It is an arithmetic number, because the mean of its divisors is an integer number (157210597).

Almost surely, 2^314421193 is an apocalyptic number.

It is an amenable number.

314421193 is a deficient number, since it is larger than the sum of its proper divisors (1).

314421193 is an equidigital number, since it uses as much as digits as its factorization.

314421193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 314421193 is about 17731.9258119359. The cubic root of 314421193 is about 679.9922093975.

The spelling of 314421193 in words is "three hundred fourteen million, four hundred twenty-one thousand, one hundred ninety-three".