4203142243 has 16 divisors (see below), whose sum is σ = 4386630016. Its totient is φ = 4023613440.

The previous prime is 4203142217. The next prime is 4203142249. The reversal of 4203142243 is 3422413024.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4203142243 - 2¹³ = 4203134051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4203142249) 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, 1248883 + ... + 1252243.

It is an arithmetic number, because the mean of its divisors is an integer number (274164376).

Almost surely, 2^4203142243 is an apocalyptic number.

4203142243 is a deficient number, since it is larger than the sum of its proper divisors (183487773).

4203142243 is a wasteful number, since it uses less digits than its factorization.

4203142243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3934.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4203142243 is about 64831.6453824828. The cubic root of 4203142243 is about 1613.8309096015.

Adding to 4203142243 its reverse (3422413024), we get a palindrome (7625555267).

The spelling of 4203142243 in words is "four billion, two hundred three million, one hundred forty-two thousand, two hundred forty-three".