3123403043 has 2 divisors, whose sum is σ = 3123403044. Its totient is φ = 3123403042.

The previous prime is 3123403021. The next prime is 3123403057. The reversal of 3123403043 is 3403043213.

3123403043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (3403043213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3123403043 - 2¹⁰ = 3123402019 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3123403343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561701521 + 1561701522.

It is an arithmetic number, because the mean of its divisors is an integer number (1561701522).

Almost surely, 2^3123403043 is an apocalyptic number.

3123403043 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123403043 is an equidigital number, since it uses as much as digits as its factorization.

3123403043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 3123403043 is about 55887.4139945659. The cubic root of 3123403043 is about 1461.7597850404.

Adding to 3123403043 its reverse (3403043213), we get a palindrome (6526446256).

The spelling of 3123403043 in words is "three billion, one hundred twenty-three million, four hundred three thousand, forty-three".