6111215412 has 24 divisors (see below), whose sum is σ = 14281159200. Its totient is φ = 2033978016.

The previous prime is 6111215387. The next prime is 6111215413. The reversal of 6111215412 is 2145121116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111215413) 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, 378487 + ... + 394302.

It is an arithmetic number, because the mean of its divisors is an integer number (595048300).

Almost surely, 2^6111215412 is an apocalyptic number.

It is an amenable number.

6111215412 is an abundant number, since it is smaller than the sum of its proper divisors (8169943788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6111215412 is a wasteful number, since it uses less digits than its factorization.

6111215412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773455 (or 773453 counting only the distinct ones).

The product of its digits is 480, while the sum is 24.

The square root of 6111215412 is about 78174.2631049375. The cubic root of 6111215412 is about 1828.2792520280.

Adding to 6111215412 its reverse (2145121116), we get a palindrome (8256336528).

The spelling of 6111215412 in words is "six billion, one hundred eleven million, two hundred fifteen thousand, four hundred twelve".