4313021243 has 4 divisors (see below), whose sum is σ = 4313238888. Its totient is φ = 4312803600.

The previous prime is 4313021231. The next prime is 4313021267. The reversal of 4313021243 is 3421203134.

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

It is a cyclic number.

It is not a de Polignac number, because 4313021243 - 2⁶ = 4313021179 is a prime.

It is a super-3 number, since 3×4313021243³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4313011243) 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, 75746 + ... + 119847.

It is an arithmetic number, because the mean of its divisors is an integer number (1078309722).

Almost surely, 2^4313021243 is an apocalyptic number.

4313021243 is a deficient number, since it is larger than the sum of its proper divisors (217645).

4313021243 is a wasteful number, since it uses less digits than its factorization.

4313021243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217644.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 4313021243 is about 65673.5962392802. The cubic root of 4313021243 is about 1627.7730944589.

Adding to 4313021243 its reverse (3421203134), we get a palindrome (7734224377).

The spelling of 4313021243 in words is "four billion, three hundred thirteen million, twenty-one thousand, two hundred forty-three".