124240541013 has 16 divisors (see below), whose sum is σ = 184136309760. Its totient is φ = 82792715328.

The previous prime is 124240540981. The next prime is 124240541027. The reversal of 124240541013 is 310145042421.

124240541013 is a `hidden beast` number, since 1 + 2 + 4 + 240 + 5 + 410 + 1 + 3 = 666.

It is not a de Polignac number, because 124240541013 - 2⁵ = 124240540981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124240541713) 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, 886645 + ... + 1017162.

It is an arithmetic number, because the mean of its divisors is an integer number (11508519360).

Almost surely, 2^124240541013 is an apocalyptic number.

It is an amenable number.

124240541013 is a deficient number, since it is larger than the sum of its proper divisors (59895768747).

124240541013 is a wasteful number, since it uses less digits than its factorization.

124240541013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906233 (or 1906227 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 124240541013 its reverse (310145042421), we get a palindrome (434385583434).

The spelling of 124240541013 in words is "one hundred twenty-four billion, two hundred forty million, five hundred forty-one thousand, thirteen".