4791128113 has 8 divisors (see below), whose sum is σ = 4931998568. Its totient is φ = 4650856704.

The previous prime is 4791128087. The next prime is 4791128117. The reversal of 4791128113 is 3118211974.

It can be written as a sum of positive squares in 4 ways, for example, as 1054495729 + 3736632384 = 32473^2 + 61128^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4791128113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4791128117) 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, 133506 + ... + 165547.

It is an arithmetic number, because the mean of its divisors is an integer number (616499821).

Almost surely, 2^4791128113 is an apocalyptic number.

It is an amenable number.

4791128113 is a deficient number, since it is larger than the sum of its proper divisors (140870455).

4791128113 is a wasteful number, since it uses less digits than its factorization.

4791128113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299523.

The product of its digits is 12096, while the sum is 37.

The square root of 4791128113 is about 69217.9753604510. The cubic root of 4791128113 is about 1685.8254064035.

The spelling of 4791128113 in words is "four billion, seven hundred ninety-one million, one hundred twenty-eight thousand, one hundred thirteen".