314430187 has 2 divisors, whose sum is σ = 314430188. Its totient is φ = 314430186.

The previous prime is 314430157. The next prime is 314430197. The reversal of 314430187 is 781034413.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314430187 is a prime.

It is not a weakly prime, because it can be changed into another prime (314430157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157215093 + 157215094.

It is an arithmetic number, because the mean of its divisors is an integer number (157215094).

Almost surely, 2^314430187 is an apocalyptic number.

314430187 is a deficient number, since it is larger than the sum of its proper divisors (1).

314430187 is an equidigital number, since it uses as much as digits as its factorization.

314430187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 314430187 is about 17732.1794204773. The cubic root of 314430187 is about 679.9986930482.

The spelling of 314430187 in words is "three hundred fourteen million, four hundred thirty thousand, one hundred eighty-seven".