5123613 has 16 divisors (see below), whose sum is σ = 7891776. Its totient is φ = 2922240.

The previous prime is 5123603. The next prime is 5123621. The reversal of 5123613 is 3163215.

5123613 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5123613 - 2⁸ = 5123357 is a prime.

It is a super-4 number, since 4×5123613⁴ (a number of 28 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5123613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5123603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4006 + ... + 5127.

It is an arithmetic number, because the mean of its divisors is an integer number (493236).

Almost surely, 2^5123613 is an apocalyptic number.

It is an amenable number.

5123613 is a deficient number, since it is larger than the sum of its proper divisors (2768163).

5123613 is a wasteful number, since it uses less digits than its factorization.

5123613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9164.

The product of its digits is 540, while the sum is 21.

The square root of 5123613 is about 2263.5399267519. The cubic root of 5123613 is about 172.3953071937.

Adding to 5123613 its reverse (3163215), we get a palindrome (8286828).

The spelling of 5123613 in words is "five million, one hundred twenty-three thousand, six hundred thirteen".