3111412311 has 16 divisors (see below), whose sum is σ = 5268000000. Its totient is φ = 1777949784.

The previous prime is 3111412277. The next prime is 3111412313. The reversal of 3111412311 is 1132141113.

It is a happy number.

3111412311 is a `hidden beast` number, since 311 + 1 + 41 + 2 + 311 = 666.

It is not a de Polignac number, because 3111412311 - 2²⁹ = 2574541399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3111412313) 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 15 ways as a sum of consecutive naturals, for example, 8231061 + ... + 8231438.

It is an arithmetic number, because the mean of its divisors is an integer number (329250000).

Almost surely, 2^3111412311 is an apocalyptic number.

3111412311 is a deficient number, since it is larger than the sum of its proper divisors (2156587689).

3111412311 is a wasteful number, since it uses less digits than its factorization.

3111412311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16462515 (or 16462509 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 3111412311 is about 55780.0350573572. The cubic root of 3111412311 is about 1459.8868228714.

Adding to 3111412311 its reverse (1132141113), we get a palindrome (4243553424).

The spelling of 3111412311 in words is "three billion, one hundred eleven million, four hundred twelve thousand, three hundred eleven".