608909803 has 2 divisors, whose sum is σ = 608909804. Its totient is φ = 608909802.

The previous prime is 608909783. The next prime is 608909867. The reversal of 608909803 is 308909806.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 608909803 - 2⁵ = 608909771 is a prime.

It is a super-2 number, since 2×608909803² = 741542296378997618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 608909803.

It is not a weakly prime, because it can be changed into another prime (608909003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304454901 + 304454902.

It is an arithmetic number, because the mean of its divisors is an integer number (304454902).

Almost surely, 2^608909803 is an apocalyptic number.

608909803 is a deficient number, since it is larger than the sum of its proper divisors (1).

608909803 is an equidigital number, since it uses as much as digits as its factorization.

608909803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 608909803 is about 24676.0978073925. The cubic root of 608909803 is about 847.5870682063.

The spelling of 608909803 in words is "six hundred eight million, nine hundred nine thousand, eight hundred three".