4042453243 has 16 divisors (see below), whose sum is σ = 4302205600. Its totient is φ = 3787534080.

The previous prime is 4042453213. The next prime is 4042453267. The reversal of 4042453243 is 3423542404.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4042453243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042453213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1367455 + ... + 1370407.

It is an arithmetic number, because the mean of its divisors is an integer number (268887850).

Almost surely, 2^4042453243 is an apocalyptic number.

4042453243 is a deficient number, since it is larger than the sum of its proper divisors (259752357).

4042453243 is a wasteful number, since it uses less digits than its factorization.

4042453243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3742.

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 4042453243 is about 63580.2897366786. The cubic root of 4042453243 is about 1592.9971608841.

Adding to 4042453243 its reverse (3423542404), we get a palindrome (7465995647).

The spelling of 4042453243 in words is "four billion, forty-two million, four hundred fifty-three thousand, two hundred forty-three".