6135783947 has 8 divisors (see below), whose sum is σ = 6286648032. Its totient is φ = 5984977600.

The previous prime is 6135783931. The next prime is 6135783959. The reversal of 6135783947 is 7493875316.

6135783947 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 6135783947 - 2⁴ = 6135783931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6135783917) 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, 267413 + ... + 289449.

It is an arithmetic number, because the mean of its divisors is an integer number (785831004).

Almost surely, 2^6135783947 is an apocalyptic number.

6135783947 is a deficient number, since it is larger than the sum of its proper divisors (150864085).

6135783947 is a wasteful number, since it uses less digits than its factorization.

6135783947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28869.

The product of its digits is 3810240, while the sum is 53.

The square root of 6135783947 is about 78331.2450239366. The cubic root of 6135783947 is about 1830.7260147961.

The spelling of 6135783947 in words is "six billion, one hundred thirty-five million, seven hundred eighty-three thousand, nine hundred forty-seven".