3188896121 has 8 divisors (see below), whose sum is σ = 3202214400. Its totient is φ = 3175603200.

The previous prime is 3188896099. The next prime is 3188896153. The reversal of 3188896121 is 1216988813.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3188896121 is a prime.

It is a super-3 number, since 3×3188896121³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3188896621) 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, 270296 + ... + 281846.

It is an arithmetic number, because the mean of its divisors is an integer number (400276800).

Almost surely, 2^3188896121 is an apocalyptic number.

It is an amenable number.

3188896121 is a deficient number, since it is larger than the sum of its proper divisors (13318279).

3188896121 is a wasteful number, since it uses less digits than its factorization.

3188896121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12679.

The product of its digits is 165888, while the sum is 47.

The square root of 3188896121 is about 56470.3118549916. The cubic root of 3188896121 is about 1471.9061641765.

The spelling of 3188896121 in words is "three billion, one hundred eighty-eight million, eight hundred ninety-six thousand, one hundred twenty-one".