4252143345 has 16 divisors (see below), whose sum is σ = 6948184320. Its totient is φ = 2219558144.

The previous prime is 4252143319. The next prime is 4252143359. The reversal of 4252143345 is 5433412524.

It is a cyclic number.

It is not a de Polignac number, because 4252143345 - 2⁶ = 4252143281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3015000 + ... + 3016409.

It is an arithmetic number, because the mean of its divisors is an integer number (434261520).

Almost surely, 2^4252143345 is an apocalyptic number.

It is an amenable number.

4252143345 is a deficient number, since it is larger than the sum of its proper divisors (2696040975).

4252143345 is a wasteful number, since it uses less digits than its factorization.

4252143345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6031464.

The product of its digits is 57600, while the sum is 33.

The square root of 4252143345 is about 65208.4606857116. The cubic root of 4252143345 is about 1620.0781531417.

Adding to 4252143345 its reverse (5433412524), we get a palindrome (9685555869).

The spelling of 4252143345 in words is "four billion, two hundred fifty-two million, one hundred forty-three thousand, three hundred forty-five".