6117281913 has 8 divisors (see below), whose sum is σ = 8232604128. Its totient is φ = 4040073824.

The previous prime is 6117281897. The next prime is 6117281927. The reversal of 6117281913 is 3191827116.

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 6117281913 - 2⁴ = 6117281897 is a prime.

It is a super-2 number, since 2×6117281913² = 74842276006233879138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6117281113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9528156 + ... + 9528797.

It is an arithmetic number, because the mean of its divisors is an integer number (1029075516).

Almost surely, 2^6117281913 is an apocalyptic number.

It is an amenable number.

6117281913 is a deficient number, since it is larger than the sum of its proper divisors (2115322215).

6117281913 is a wasteful number, since it uses less digits than its factorization.

6117281913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19057063.

The product of its digits is 18144, while the sum is 39.

The square root of 6117281913 is about 78213.0546200569. The cubic root of 6117281913 is about 1828.8840193370.

The spelling of 6117281913 in words is "six billion, one hundred seventeen million, two hundred eighty-one thousand, nine hundred thirteen".