3201243043 has 4 divisors (see below), whose sum is σ = 3208636648. Its totient is φ = 3193849440.

The previous prime is 3201243041. The next prime is 3201243053. The reversal of 3201243043 is 3403421023.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3403421023 = 53 ⋅64215491.

It is a cyclic number.

It is not a de Polignac number, because 3201243043 - 2¹ = 3201243041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3201243041) 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, 3696153 + ... + 3697018.

It is an arithmetic number, because the mean of its divisors is an integer number (802159162).

Almost surely, 2^3201243043 is an apocalyptic number.

3201243043 is a deficient number, since it is larger than the sum of its proper divisors (7393605).

3201243043 is an equidigital number, since it uses as much as digits as its factorization.

3201243043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7393604.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3201243043 is about 56579.5284798309. The cubic root of 3201243043 is about 1473.8033834868.

Adding to 3201243043 its reverse (3403421023), we get a palindrome (6604664066).

The spelling of 3201243043 in words is "three billion, two hundred one million, two hundred forty-three thousand, forty-three".