4891113124 has 6 divisors (see below), whose sum is σ = 8559447974. Its totient is φ = 2445556560.

The previous prime is 4891113121. The next prime is 4891113137. The reversal of 4891113124 is 4213111984.

It can be written as a sum of positive squares in only one way, i.e., 3471330724 + 1419782400 = 58918^2 + 37680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4891113124.

It is not an unprimeable number, because it can be changed into a prime (4891113121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611389137 + ... + 611389144.

Almost surely, 2^4891113124 is an apocalyptic number.

It is an amenable number.

4891113124 is a deficient number, since it is larger than the sum of its proper divisors (3668334850).

4891113124 is a wasteful number, since it uses less digits than its factorization.

4891113124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222778285 (or 1222778283 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 4891113124 is about 69936.4935066093. The cubic root of 4891113124 is about 1697.4718041651.

The spelling of 4891113124 in words is "four billion, eight hundred ninety-one million, one hundred thirteen thousand, one hundred twenty-four".