314309999 has 4 divisors (see below), whose sum is σ = 314566560. Its totient is φ = 314053440.

The previous prime is 314309993. The next prime is 314310001. The reversal of 314309999 is 999903413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999903413 = 617 ⋅1620589.

It is a cyclic number.

It is not a de Polignac number, because 314309999 - 2²⁰ = 313261423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314309993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126434 + ... + 128895.

It is an arithmetic number, because the mean of its divisors is an integer number (78641640).

Almost surely, 2^314309999 is an apocalyptic number.

314309999 is a deficient number, since it is larger than the sum of its proper divisors (256561).

314309999 is a wasteful number, since it uses less digits than its factorization.

314309999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256560.

The product of its (nonzero) digits is 236196, while the sum is 47.

The square root of 314309999 is about 17728.7901166436. The cubic root of 314309999 is about 679.9120409585.

The spelling of 314309999 in words is "three hundred fourteen million, three hundred nine thousand, nine hundred ninety-nine".