3613013 has 4 divisors (see below), whose sum is σ = 3710700. Its totient is φ = 3515328.

The previous prime is 3613009. The next prime is 3613033. The reversal of 3613013 is 3103163.

3613013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3104644 + 508369 = 1762^2 + 713^2 .

It is a cyclic number.

It is not a de Polignac number, because 3613013 - 2² = 3613009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3612982 and 3613000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3613003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48788 + ... + 48861.

It is an arithmetic number, because the mean of its divisors is an integer number (927675).

Almost surely, 2^3613013 is an apocalyptic number.

It is an amenable number.

3613013 is a deficient number, since it is larger than the sum of its proper divisors (97687).

3613013 is an equidigital number, since it uses as much as digits as its factorization.

3613013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97686.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 3613013 is about 1900.7927293632. The cubic root of 3613013 is about 153.4463308009.

Adding to 3613013 its reverse (3103163), we get a palindrome (6716176).

The spelling of 3613013 in words is "three million, six hundred thirteen thousand, thirteen".