604121345 has 4 divisors (see below), whose sum is σ = 724945620. Its totient is φ = 483297072.

The previous prime is 604121317. The next prime is 604121351. The reversal of 604121345 is 543121406.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 210337009 + 393784336 = 14503^2 + 19844^2 .

It is a cyclic number.

It is not a de Polignac number, because 604121345 - 2¹² = 604117249 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60412130 + ... + 60412139.

It is an arithmetic number, because the mean of its divisors is an integer number (181236405).

Almost surely, 2^604121345 is an apocalyptic number.

It is an amenable number.

604121345 is a deficient number, since it is larger than the sum of its proper divisors (120824275).

604121345 is a wasteful number, since it uses less digits than its factorization.

604121345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120824274.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 604121345 is about 24578.8800599214. The cubic root of 604121345 is about 845.3594143462.

The spelling of 604121345 in words is "six hundred four million, one hundred twenty-one thousand, three hundred forty-five".