5128613 has 8 divisors (see below), whose sum is σ = 6169920. Its totient is φ = 4164480.

The previous prime is 5128603. The next prime is 5128633. The reversal of 5128613 is 3168215.

5128613 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5128613 - 2⁶ = 5128549 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 (5128603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19148 + ... + 19413.

It is an arithmetic number, because the mean of its divisors is an integer number (771240).

Almost surely, 2^5128613 is an apocalyptic number.

It is an amenable number.

5128613 is a deficient number, since it is larger than the sum of its proper divisors (1041307).

5128613 is a wasteful number, since it uses less digits than its factorization.

5128613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38587.

The product of its digits is 1440, while the sum is 26.

The square root of 5128613 is about 2264.6441221525. The cubic root of 5128613 is about 172.4513676530.

The spelling of 5128613 in words is "five million, one hundred twenty-eight thousand, six hundred thirteen".