314648191 has 16 divisors (see below), whose sum is σ = 371952000. Its totient is φ = 262401120.

The previous prime is 314648179. The next prime is 314648219. The reversal of 314648191 is 191846413.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314648191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 314648191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314648101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16560 + ... + 30058.

It is an arithmetic number, because the mean of its divisors is an integer number (23247000).

Almost surely, 2^314648191 is an apocalyptic number.

314648191 is a deficient number, since it is larger than the sum of its proper divisors (57303809).

314648191 is a wasteful number, since it uses less digits than its factorization.

314648191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13686.

The product of its digits is 20736, while the sum is 37.

The square root of 314648191 is about 17738.3254846674. The cubic root of 314648191 is about 680.1558113255.

The spelling of 314648191 in words is "three hundred fourteen million, six hundred forty-eight thousand, one hundred ninety-one".