604877081 has 2 divisors, whose sum is σ = 604877082. Its totient is φ = 604877080.

The previous prime is 604877071. The next prime is 604877093. The reversal of 604877081 is 180778406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 482022025 + 122855056 = 21955^2 + 11084^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604877081 is a prime.

It is a super-2 number, since 2×604877081² = 731752566238161122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (604877011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302438540 + 302438541.

It is an arithmetic number, because the mean of its divisors is an integer number (302438541).

Almost surely, 2^604877081 is an apocalyptic number.

It is an amenable number.

604877081 is a deficient number, since it is larger than the sum of its proper divisors (1).

604877081 is an equidigital number, since it uses as much as digits as its factorization.

604877081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 604877081 is about 24594.2489415717. The cubic root of 604877081 is about 845.7117730963.

The spelling of 604877081 in words is "six hundred four million, eight hundred seventy-seven thousand, eighty-one".