4611613 has 2 divisors, whose sum is σ = 4611614. Its totient is φ = 4611612.

The previous prime is 4611601. The next prime is 4611631. The reversal of 4611613 is 3161164.

It is a happy number.

Together with next prime (4611631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3617604 + 994009 = 1902^2 + 997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4611613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4611683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305806 + 2305807.

It is an arithmetic number, because the mean of its divisors is an integer number (2305807).

Almost surely, 2^4611613 is an apocalyptic number.

It is an amenable number.

4611613 is a deficient number, since it is larger than the sum of its proper divisors (1).

4611613 is an equidigital number, since it uses as much as digits as its factorization.

4611613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 4611613 is about 2147.4666470053. The cubic root of 4611613 is about 166.4501860497.

Adding to 4611613 its reverse (3161164), we get a palindrome (7772777).

It can be divided in two parts, 461161 and 3, that added together give a palindrome (461164).

The spelling of 4611613 in words is "four million, six hundred eleven thousand, six hundred thirteen".