313484009 has 2 divisors, whose sum is σ = 313484010. Its totient is φ = 313484008.

The previous prime is 313483987. The next prime is 313484011. The reversal of 313484009 is 900484313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268861609 + 44622400 = 16397^2 + 6680^2 .

It is an emirp because it is prime and its reverse (900484313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313484009 - 2¹² = 313479913 is a prime.

Together with 313484011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313484069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156742004 + 156742005.

It is an arithmetic number, because the mean of its divisors is an integer number (156742005).

Almost surely, 2^313484009 is an apocalyptic number.

It is an amenable number.

313484009 is a deficient number, since it is larger than the sum of its proper divisors (1).

313484009 is an equidigital number, since it uses as much as digits as its factorization.

313484009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 313484009 is about 17705.4796320235. The cubic root of 313484009 is about 679.3159275459.

The spelling of 313484009 in words is "three hundred thirteen million, four hundred eighty-four thousand, nine".