4321040312 has 16 divisors (see below), whose sum is σ = 8103045840. Its totient is φ = 2160228096.

The previous prime is 4321040299. The next prime is 4321040323. The reversal of 4321040312 is 2130401234.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34493 + ... + 99155.

It is an arithmetic number, because the mean of its divisors is an integer number (506440365).

Almost surely, 2^4321040312 is an apocalyptic number.

It is an amenable number.

4321040312 is a deficient number, since it is larger than the sum of its proper divisors (3782005528).

4321040312 is a wasteful number, since it uses less digits than its factorization.

4321040312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73022 (or 73018 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4321040312 is about 65734.6203457508. The cubic root of 4321040312 is about 1628.7812928540.

Adding to 4321040312 its reverse (2130401234), we get a palindrome (6451441546).

The spelling of 4321040312 in words is "four billion, three hundred twenty-one million, forty thousand, three hundred twelve".