123354543141 has 32 divisors (see below), whose sum is σ = 188683084800. Its totient is φ = 79566477120.

The previous prime is 123354543133. The next prime is 123354543181. The reversal of 123354543141 is 141345453321.

123354543141 is a `hidden beast` number, since 1 + 2 + 33 + 545 + 43 + 1 + 41 = 666.

It is not a de Polignac number, because 123354543141 - 2³ = 123354543133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123354543096 and 123354543105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123354543121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4731955 + ... + 4757951.

It is an arithmetic number, because the mean of its divisors is an integer number (5896346400).

Almost surely, 2^123354543141 is an apocalyptic number.

It is an amenable number.

123354543141 is a deficient number, since it is larger than the sum of its proper divisors (65328541659).

123354543141 is a wasteful number, since it uses less digits than its factorization.

123354543141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31706 (or 31700 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 123354543141 its reverse (141345453321), we get a palindrome (264699996462).

The spelling of 123354543141 in words is "one hundred twenty-three billion, three hundred fifty-four million, five hundred forty-three thousand, one hundred forty-one".