6182981913 has 4 divisors (see below), whose sum is σ = 8243975888. Its totient is φ = 4121987940.

The previous prime is 6182981897. The next prime is 6182981951. The reversal of 6182981913 is 3191892816.

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.

It is not a de Polignac number, because 6182981913 - 2⁴ = 6182981897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6182981993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030496983 + ... + 1030496988.

It is an arithmetic number, because the mean of its divisors is an integer number (2060993972).

Almost surely, 2^6182981913 is an apocalyptic number.

It is an amenable number.

6182981913 is a deficient number, since it is larger than the sum of its proper divisors (2060993975).

6182981913 is a wasteful number, since it uses less digits than its factorization.

6182981913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060993974.

The product of its digits is 186624, while the sum is 48.

The square root of 6182981913 is about 78631.9395220543. The cubic root of 6182981913 is about 1835.4081620939.

The spelling of 6182981913 in words is "six billion, one hundred eighty-two million, nine hundred eighty-one thousand, nine hundred thirteen".