4243413243 has 4 divisors (see below), whose sum is σ = 5657884328. Its totient is φ = 2828942160.

The previous prime is 4243413199. The next prime is 4243413271. The reversal of 4243413243 is 3423143424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4243413243 - 2⁶ = 4243413179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4243413243.

It is not an unprimeable number, because it can be changed into a prime (4243413143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707235538 + ... + 707235543.

It is an arithmetic number, because the mean of its divisors is an integer number (1414471082).

Almost surely, 2^4243413243 is an apocalyptic number.

4243413243 is a deficient number, since it is larger than the sum of its proper divisors (1414471085).

4243413243 is a wasteful number, since it uses less digits than its factorization.

4243413243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414471084.

The product of its digits is 27648, while the sum is 30.

The square root of 4243413243 is about 65141.4863431899. The cubic root of 4243413243 is about 1618.9686626436.

Adding to 4243413243 its reverse (3423143424), we get a palindrome (7666556667).

The spelling of 4243413243 in words is "four billion, two hundred forty-three million, four hundred thirteen thousand, two hundred forty-three".