308484713 has 2 divisors, whose sum is σ = 308484714. Its totient is φ = 308484712.

The previous prime is 308484707. The next prime is 308484733. The reversal of 308484713 is 317484803.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299705344 + 8779369 = 17312^2 + 2963^2 .

It is a cyclic number.

It is not a de Polignac number, because 308484713 - 2⁸ = 308484457 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (308484733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154242356 + 154242357.

It is an arithmetic number, because the mean of its divisors is an integer number (154242357).

Almost surely, 2^308484713 is an apocalyptic number.

It is an amenable number.

308484713 is a deficient number, since it is larger than the sum of its proper divisors (1).

308484713 is an equidigital number, since it uses as much as digits as its factorization.

308484713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 308484713 is about 17563.7328891099. The cubic root of 308484713 is about 675.6854220949.

The spelling of 308484713 in words is "three hundred eight million, four hundred eighty-four thousand, seven hundred thirteen".