3043423421 has 2 divisors, whose sum is σ = 3043423422. Its totient is φ = 3043423420.

The previous prime is 3043423393. The next prime is 3043423423. The reversal of 3043423421 is 1243243403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2493004900 + 550418521 = 49930^2 + 23461^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3043423421 is a prime.

It is a super-2 number, since 2×3043423421² = 18524852238982686482, which contains 22 as substring.

Together with 3043423423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3043423423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1521711710 + 1521711711.

It is an arithmetic number, because the mean of its divisors is an integer number (1521711711).

Almost surely, 2^3043423421 is an apocalyptic number.

It is an amenable number.

3043423421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3043423421 is an equidigital number, since it uses as much as digits as its factorization.

3043423421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 3043423421 is about 55167.2314059714. The cubic root of 3043423421 is about 1449.1748648233.

Adding to 3043423421 its reverse (1243243403), we get a palindrome (4286666824).

The spelling of 3043423421 in words is "three billion, forty-three million, four hundred twenty-three thousand, four hundred twenty-one".