403434123143 has 16 divisors (see below), whose sum is σ = 407300980320. Its totient is φ = 399587295744.

The previous prime is 403434123121. The next prime is 403434123149. The reversal of 403434123143 is 341321434304.

It is a cyclic number.

It is not a de Polignac number, because 403434123143 - 2³⁶ = 334714646407 is a prime.

It is a super-2 number, since 2×403434123143² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403434123149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111660005 + ... + 111663617.

It is an arithmetic number, because the mean of its divisors is an integer number (25456311270).

Almost surely, 2^403434123143 is an apocalyptic number.

403434123143 is a deficient number, since it is larger than the sum of its proper divisors (3866857177).

403434123143 is a wasteful number, since it uses less digits than its factorization.

403434123143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 403434123143 its reverse (341321434304), we get a palindrome (744755557447).

The spelling of 403434123143 in words is "four hundred three billion, four hundred thirty-four million, one hundred twenty-three thousand, one hundred forty-three".