608543939 has 2 divisors, whose sum is σ = 608543940. Its totient is φ = 608543938.

The previous prime is 608543909. The next prime is 608543941. The reversal of 608543939 is 939345806.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-608543939 is a prime.

Together with 608543941, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 608543893 and 608543902.

It is not a weakly prime, because it can be changed into another prime (608543909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304271969 + 304271970.

It is an arithmetic number, because the mean of its divisors is an integer number (304271970).

Almost surely, 2^608543939 is an apocalyptic number.

608543939 is a deficient number, since it is larger than the sum of its proper divisors (1).

608543939 is an equidigital number, since it uses as much as digits as its factorization.

608543939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 608543939 is about 24668.6833657575. The cubic root of 608543939 is about 847.4172763791.

The spelling of 608543939 in words is "six hundred eight million, five hundred forty-three thousand, nine hundred thirty-nine".