3111421859 has 8 divisors (see below), whose sum is σ = 3829442400. Its totient is φ = 2461784256.

The previous prime is 3111421847. The next prime is 3111421909. The reversal of 3111421859 is 9581241113.

It is a happy number.

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 3111421859 - 2⁸ = 3111421603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3111421759) 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, 17095634 + ... + 17095815.

It is an arithmetic number, because the mean of its divisors is an integer number (478680300).

Almost surely, 2^3111421859 is an apocalyptic number.

3111421859 is a deficient number, since it is larger than the sum of its proper divisors (718020541).

3111421859 is a wasteful number, since it uses less digits than its factorization.

3111421859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34191469.

The product of its digits is 8640, while the sum is 35.

The square root of 3111421859 is about 55780.1206434694. The cubic root of 3111421859 is about 1459.8883161895. Note that the first 3 decimals are identical.

The spelling of 3111421859 in words is "three billion, one hundred eleven million, four hundred twenty-one thousand, eight hundred fifty-nine".