3861119447 has 8 divisors (see below), whose sum is σ = 4067766960. Its totient is φ = 3654815040.

The previous prime is 3861119443. The next prime is 3861119453. The reversal of 3861119447 is 7449111683.

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 3861119447 - 2² = 3861119443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3861119398 and 3861119407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861119443) 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, 62504 + ... + 107837.

It is an arithmetic number, because the mean of its divisors is an integer number (508470870).

Almost surely, 2^3861119447 is an apocalyptic number.

3861119447 is a deficient number, since it is larger than the sum of its proper divisors (206647513).

3861119447 is a wasteful number, since it uses less digits than its factorization.

3861119447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171553.

The product of its digits is 145152, while the sum is 44.

The square root of 3861119447 is about 62137.9066834408. The cubic root of 3861119447 is about 1568.8126372095.

The spelling of 3861119447 in words is "three billion, eight hundred sixty-one million, one hundred nineteen thousand, four hundred forty-seven".