3128111241 has 8 divisors (see below), whose sum is σ = 4172465280. Its totient is φ = 2084582352.

The previous prime is 3128111201. The next prime is 3128111249. The reversal of 3128111241 is 1421118213.

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

It is not a de Polignac number, because 3128111241 - 2⁶ = 3128111177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3128111249) 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, 197386 + ... + 212643.

It is an arithmetic number, because the mean of its divisors is an integer number (521558160).

Almost surely, 2^3128111241 is an apocalyptic number.

It is an amenable number.

3128111241 is a deficient number, since it is larger than the sum of its proper divisors (1044354039).

3128111241 is a wasteful number, since it uses less digits than its factorization.

3128111241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412575.

The product of its digits is 384, while the sum is 24.

The square root of 3128111241 is about 55929.5203001063. The cubic root of 3128111241 is about 1462.4938987838.

Adding to 3128111241 its reverse (1421118213), we get a palindrome (4549229454).

The spelling of 3128111241 in words is "three billion, one hundred twenty-eight million, one hundred eleven thousand, two hundred forty-one".