124142145533 has 24 divisors (see below), whose sum is σ = 152836251264. Its totient is φ = 98737632000.

The previous prime is 124142145437. The next prime is 124142145539. The reversal of 124142145533 is 335541241421.

It is not a de Polignac number, because 124142145533 - 2⁸ = 124142145277 is a prime.

It is a super-2 number, since 2×124142145533² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 124142145493 and 124142145502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124142145539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 288518 + ... + 575783.

It is an arithmetic number, because the mean of its divisors is an integer number (6368177136).

Almost surely, 2^124142145533 is an apocalyptic number.

It is an amenable number.

124142145533 is a deficient number, since it is larger than the sum of its proper divisors (28694105731).

124142145533 is an equidigital number, since it uses as much as digits as its factorization.

124142145533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864413 (or 864396 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

Adding to 124142145533 its reverse (335541241421), we get a palindrome (459683386954).

The spelling of 124142145533 in words is "one hundred twenty-four billion, one hundred forty-two million, one hundred forty-five thousand, five hundred thirty-three".