3020434243 has 4 divisors (see below), whose sum is σ = 3023173728. Its totient is φ = 3017694760.

The previous prime is 3020434231. The next prime is 3020434247. The reversal of 3020434243 is 3424340203.

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 3020434243 - 2⁵ = 3020434211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3020434247) 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, 1368088 + ... + 1370293.

It is an arithmetic number, because the mean of its divisors is an integer number (755793432).

Almost surely, 2^3020434243 is an apocalyptic number.

3020434243 is a deficient number, since it is larger than the sum of its proper divisors (2739485).

3020434243 is a wasteful number, since it uses less digits than its factorization.

3020434243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2739484.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 3020434243 is about 54958.4774443397. The cubic root of 3020434243 is about 1445.5167499247.

Adding to 3020434243 its reverse (3424340203), we get a palindrome (6444774446).

The spelling of 3020434243 in words is "three billion, twenty million, four hundred thirty-four thousand, two hundred forty-three".