604164541 has 4 divisors (see below), whose sum is σ = 604324252. Its totient is φ = 604004832.

The previous prime is 604164523. The next prime is 604164551. The reversal of 604164541 is 145461406.

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 130188100 + 473976441 = 11410^2 + 21771^2 .

It is a cyclic number.

It is not a de Polignac number, because 604164541 - 2²³ = 595775933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604164551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74040 + ... + 81793.

It is an arithmetic number, because the mean of its divisors is an integer number (151081063).

Almost surely, 2^604164541 is an apocalyptic number.

It is an amenable number.

604164541 is a deficient number, since it is larger than the sum of its proper divisors (159711).

604164541 is a wasteful number, since it uses less digits than its factorization.

604164541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159710.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 604164541 is about 24579.7587661067. The cubic root of 604164541 is about 845.3795622162.

The spelling of 604164541 in words is "six hundred four million, one hundred sixty-four thousand, five hundred forty-one".