4231232345 has 8 divisors (see below), whose sum is σ = 5080008264. Its totient is φ = 3383299584.

The previous prime is 4231232321. The next prime is 4231232363. The reversal of 4231232345 is 5432321324.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1928000281 + 2303232064 = 43909^2 + 47992^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4231232345 - 2²² = 4227038041 is a prime.

It is a Duffinian number.

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, 199694 + ... + 219863.

It is an arithmetic number, because the mean of its divisors is an integer number (635001033).

Almost surely, 2^4231232345 is an apocalyptic number.

It is an amenable number.

4231232345 is a deficient number, since it is larger than the sum of its proper divisors (848775919).

4231232345 is a wasteful number, since it uses less digits than its factorization.

4231232345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421579.

The product of its digits is 17280, while the sum is 29.

The square root of 4231232345 is about 65047.9234487927. The cubic root of 4231232345 is about 1617.4180719070.

Adding to 4231232345 its reverse (5432321324), we get a palindrome (9663553669).

The spelling of 4231232345 in words is "four billion, two hundred thirty-one million, two hundred thirty-two thousand, three hundred forty-five".