4235251345 has 16 divisors (see below), whose sum is σ = 5529681360. Its totient is φ = 3095322624.

The previous prime is 4235251343. The next prime is 4235251453. The reversal of 4235251345 is 5431525324.

It can be written as a sum of positive squares in 8 ways, for example, as 419471361 + 3815779984 = 20481^2 + 61772^2 .

It is a cyclic number.

It is not a de Polignac number, because 4235251345 - 2¹ = 4235251343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4235251345.

It is not an unprimeable number, because it can be changed into a prime (4235251343) 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 15 ways as a sum of consecutive naturals, for example, 329560 + ... + 342169.

It is an arithmetic number, because the mean of its divisors is an integer number (345605085).

Almost surely, 2^4235251345 is an apocalyptic number.

It is an amenable number.

4235251345 is a deficient number, since it is larger than the sum of its proper divisors (1294430015).

4235251345 is a wasteful number, since it uses less digits than its factorization.

4235251345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671844.

The product of its digits is 72000, while the sum is 34.

The square root of 4235251345 is about 65078.8087244996. The cubic root of 4235251345 is about 1617.9300067815.

Adding to 4235251345 its reverse (5431525324), we get a palindrome (9666776669).

The spelling of 4235251345 in words is "four billion, two hundred thirty-five million, two hundred fifty-one thousand, three hundred forty-five".