3403443431123 has 2 divisors, whose sum is σ = 3403443431124. Its totient is φ = 3403443431122.

The previous prime is 3403443431111. The next prime is 3403443431161. The reversal of 3403443431123 is 3211343443043.

3403443431123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3211343443043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3403443431123 - 2²² = 3403439236819 is a prime.

It is a super-2 number, since 2×3403443431123² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3403443431023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701721715561 + 1701721715562.

It is an arithmetic number, because the mean of its divisors is an integer number (1701721715562).

Almost surely, 2^{3403443431123} is an apocalyptic number.

3403443431123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3403443431123 is an equidigital number, since it uses as much as digits as its factorization.

3403443431123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 3403443431123 its reverse (3211343443043), we get a palindrome (6614786874166).

The spelling of 3403443431123 in words is "three trillion, four hundred three billion, four hundred forty-three million, four hundred thirty-one thousand, one hundred twenty-three".