4401312123 has 12 divisors (see below), whose sum is σ = 6354557880. Its totient is φ = 2708499456.

The previous prime is 4401312067. The next prime is 4401312151. The reversal of 4401312123 is 3212131044.

It is not a de Polignac number, because 4401312123 - 2⁶ = 4401312059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4401312123.

It is not an unprimeable number, because it can be changed into a prime (4401312523) 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 11 ways as a sum of consecutive naturals, for example, 4340038 + ... + 4341051.

It is an arithmetic number, because the mean of its divisors is an integer number (529546490).

Almost surely, 2^4401312123 is an apocalyptic number.

4401312123 is a deficient number, since it is larger than the sum of its proper divisors (1953245757).

4401312123 is a wasteful number, since it uses less digits than its factorization.

4401312123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8681118 (or 8681105 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4401312123 is about 66342.3855691066. The cubic root of 4401312123 is about 1638.8054114191.

Adding to 4401312123 its reverse (3212131044), we get a palindrome (7613443167).

The spelling of 4401312123 in words is "four billion, four hundred one million, three hundred twelve thousand, one hundred twenty-three".