314997609 has 4 divisors (see below), whose sum is σ = 419996816. Its totient is φ = 209998404.

The previous prime is 314997563. The next prime is 314997647. The reversal of 314997609 is 906799413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 314997609 - 2¹¹ = 314995561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314997679) 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, 52499599 + ... + 52499604.

It is an arithmetic number, because the mean of its divisors is an integer number (104999204).

Almost surely, 2^314997609 is an apocalyptic number.

It is an amenable number.

314997609 is a deficient number, since it is larger than the sum of its proper divisors (104999207).

314997609 is a wasteful number, since it uses less digits than its factorization.

314997609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104999206.

The product of its (nonzero) digits is 367416, while the sum is 48.

The square root of 314997609 is about 17748.1719903769. The cubic root of 314997609 is about 680.4074900477.

The spelling of 314997609 in words is "three hundred fourteen million, nine hundred ninety-seven thousand, six hundred nine".