608620811 has 2 divisors, whose sum is σ = 608620812. Its totient is φ = 608620810.

The previous prime is 608620781. The next prime is 608620897. The reversal of 608620811 is 118026806.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 608620811 - 2¹⁰ = 608619787 is a prime.

It is not a weakly prime, because it can be changed into another prime (608620211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304310405 + 304310406.

It is an arithmetic number, because the mean of its divisors is an integer number (304310406).

Almost surely, 2^608620811 is an apocalyptic number.

608620811 is a deficient number, since it is larger than the sum of its proper divisors (1).

608620811 is an equidigital number, since it uses as much as digits as its factorization.

608620811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 608620811 is about 24670.2414053856. The cubic root of 608620811 is about 847.4529571322.

The spelling of 608620811 in words is "six hundred eight million, six hundred twenty thousand, eight hundred eleven".