2004162613 has 4 divisors (see below), whose sum is σ = 2029531840. Its totient is φ = 1978793388.

The previous prime is 2004162557. The next prime is 2004162709. The reversal of 2004162613 is 3162614002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3162614002 = 2 ⋅1581307001.

It is a cyclic number.

It is not a de Polignac number, because 2004162613 - 2¹⁷ = 2004031541 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 (2004168613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12684495 + ... + 12684652.

It is an arithmetic number, because the mean of its divisors is an integer number (507382960).

Almost surely, 2^2004162613 is an apocalyptic number.

It is an amenable number.

2004162613 is a deficient number, since it is larger than the sum of its proper divisors (25369227).

2004162613 is an equidigital number, since it uses as much as digits as its factorization.

2004162613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25369226.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2004162613 is about 44767.8747876197. The cubic root of 2004162613 is about 1260.7945381328.

Adding to 2004162613 its reverse (3162614002), we get a palindrome (5166776615).

The spelling of 2004162613 in words is "two billion, four million, one hundred sixty-two thousand, six hundred thirteen".