4051111312 has 20 divisors (see below), whose sum is σ = 7853575216. Its totient is φ = 2024382240.

The previous prime is 4051111307. The next prime is 4051111319. The reversal of 4051111312 is 2131111504.

4051111312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4051111312² = 32823005724428722688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4051111312.

It is not an unprimeable number, because it can be changed into a prime (4051111319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44514 + ... + 100417.

Almost surely, 2^4051111312 is an apocalyptic number.

It is an amenable number.

4051111312 is a deficient number, since it is larger than the sum of its proper divisors (3802463904).

4051111312 is a wasteful number, since it uses less digits than its factorization.

4051111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146686 (or 146680 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 4051111312 is about 63648.3409995893. The cubic root of 4051111312 is about 1594.1336361468.

Adding to 4051111312 its reverse (2131111504), we get a palindrome (6182222816).

The spelling of 4051111312 in words is "four billion, fifty-one million, one hundred eleven thousand, three hundred twelve".