5311613 has 4 divisors (see below), whose sum is σ = 5316960. Its totient is φ = 5306268.

The previous prime is 5311601. The next prime is 5311651. The reversal of 5311613 is 3161135.

It is a happy number.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3161135 = 5 ⋅632227.

It is a cyclic number.

It is not a de Polignac number, because 5311613 - 2²⁰ = 4263037 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 (5314613) 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, 695 + ... + 3332.

It is an arithmetic number, because the mean of its divisors is an integer number (1329240).

Almost surely, 2^5311613 is an apocalyptic number.

It is an amenable number.

5311613 is a deficient number, since it is larger than the sum of its proper divisors (5347).

5311613 is a wasteful number, since it uses less digits than its factorization.

5311613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5346.

The product of its digits is 270, while the sum is 20.

The square root of 5311613 is about 2304.6936889747. The cubic root of 5311613 is about 174.4785895029.

Adding to 5311613 its reverse (3161135), we get a palindrome (8472748).

The spelling of 5311613 in words is "five million, three hundred eleven thousand, six hundred thirteen".