314691187 has 2 divisors, whose sum is σ = 314691188. Its totient is φ = 314691186.

The previous prime is 314691119. The next prime is 314691193. The reversal of 314691187 is 781196413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 314691187 - 2¹⁹ = 314166899 is a prime.

It is not a weakly prime, because it can be changed into another prime (314691107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157345593 + 157345594.

It is an arithmetic number, because the mean of its divisors is an integer number (157345594).

Almost surely, 2^314691187 is an apocalyptic number.

314691187 is a deficient number, since it is larger than the sum of its proper divisors (1).

314691187 is an equidigital number, since it uses as much as digits as its factorization.

314691187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The square root of 314691187 is about 17739.5373953212. The cubic root of 314691187 is about 680.1867905251.

The spelling of 314691187 in words is "three hundred fourteen million, six hundred ninety-one thousand, one hundred eighty-seven".