124000542102543 has 16 divisors (see below), whose sum is σ = 166805943274080. Its totient is φ = 81931161288704.

The previous prime is 124000542102491. The next prime is 124000542102559. The reversal of 124000542102543 is 345201245000421.

It is a cyclic number.

It is not a de Polignac number, because 124000542102543 - 2²⁰ = 124000541053967 is a prime.

It is a super-2 number, since 2×124000542102543² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124000542102443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3123288 + ... + 16054781.

It is an arithmetic number, because the mean of its divisors is an integer number (10425371454630).

Almost surely, 2^{124000542102543} is an apocalyptic number.

124000542102543 is a deficient number, since it is larger than the sum of its proper divisors (42805401171537).

124000542102543 is a wasteful number, since it uses less digits than its factorization.

124000542102543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19197258.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 124000542102543 its reverse (345201245000421), we get a palindrome (469201787102964).

The spelling of 124000542102543 in words is "one hundred twenty-four trillion, five hundred forty-two million, one hundred two thousand, five hundred forty-three".