3604165123 has 4 divisors (see below), whose sum is σ = 3881408608. Its totient is φ = 3326921640.

The previous prime is 3604165069. The next prime is 3604165127. The reversal of 3604165123 is 3215614063.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3215614063 = 101 ⋅31837763.

It is a cyclic number.

It is not a de Polignac number, because 3604165123 - 2¹³ = 3604156931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3604165127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138621723 + ... + 138621748.

It is an arithmetic number, because the mean of its divisors is an integer number (970352152).

Almost surely, 2^3604165123 is an apocalyptic number.

3604165123 is a deficient number, since it is larger than the sum of its proper divisors (277243485).

3604165123 is a wasteful number, since it uses less digits than its factorization.

3604165123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277243484.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 3604165123 is about 60034.6993246406. The cubic root of 3604165123 is about 1533.2097060639.

Adding to 3604165123 its reverse (3215614063), we get a palindrome (6819779186).

The spelling of 3604165123 in words is "three billion, six hundred four million, one hundred sixty-five thousand, one hundred twenty-three".