4145322312 has 32 divisors (see below), whose sum is σ = 11514784800. Its totient is φ = 1381774032.

The previous prime is 4145322289. The next prime is 4145322329. The reversal of 4145322312 is 2132235414.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9595438 + ... + 9595869.

It is an arithmetic number, because the mean of its divisors is an integer number (359837025).

Almost surely, 2^4145322312 is an apocalyptic number.

It is an amenable number.

4145322312 is an abundant number, since it is smaller than the sum of its proper divisors (7369462488).

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

4145322312 is a wasteful number, since it uses less digits than its factorization.

4145322312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19191322 (or 19191312 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 4145322312 is about 64384.1774972702. The cubic root of 4145322312 is about 1606.3965694006.

Adding to 4145322312 its reverse (2132235414), we get a palindrome (6277557726).

The spelling of 4145322312 in words is "four billion, one hundred forty-five million, three hundred twenty-two thousand, three hundred twelve".