314040239 has 2 divisors, whose sum is σ = 314040240. Its totient is φ = 314040238.

The previous prime is 314040203. The next prime is 314040241. The reversal of 314040239 is 932040413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 314040239 - 2¹² = 314036143 is a prime.

It is a super-2 number, since 2×314040239² = 197242543422354242, which contains 22 as substring.

Together with 314040241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314045239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157020119 + 157020120.

It is an arithmetic number, because the mean of its divisors is an integer number (157020120).

Almost surely, 2^314040239 is an apocalyptic number.

314040239 is a deficient number, since it is larger than the sum of its proper divisors (1).

314040239 is an equidigital number, since it uses as much as digits as its factorization.

314040239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 314040239 is about 17721.1805193672. The cubic root of 314040239 is about 679.7174712981.

The spelling of 314040239 in words is "three hundred fourteen million, forty thousand, two hundred thirty-nine".