604035121 has 2 divisors, whose sum is σ = 604035122. Its totient is φ = 604035120.

The previous prime is 604035119. The next prime is 604035149. The reversal of 604035121 is 121530406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 478034496 + 126000625 = 21864^2 + 11225^2 .

It is a cyclic number.

It is not a de Polignac number, because 604035121 - 2¹ = 604035119 is a prime.

Together with 604035119, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 604035092 and 604035101.

It is not a weakly prime, because it can be changed into another prime (604035221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302017560 + 302017561.

It is an arithmetic number, because the mean of its divisors is an integer number (302017561).

Almost surely, 2^604035121 is an apocalyptic number.

It is an amenable number.

604035121 is a deficient number, since it is larger than the sum of its proper divisors (1).

604035121 is an equidigital number, since it uses as much as digits as its factorization.

604035121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 604035121 is about 24577.1259711139. The cubic root of 604035121 is about 845.3191940942.

Adding to 604035121 its reverse (121530406), we get a palindrome (725565527).

The spelling of 604035121 in words is "six hundred four million, thirty-five thousand, one hundred twenty-one".