124111053531 has 6 divisors (see below), whose sum is σ = 179271521780. Its totient is φ = 82740702348.

The previous prime is 124111053449. The next prime is 124111053533. The reversal of 124111053531 is 135350111421.

124111053531 is a `hidden beast` number, since 1 + 24 + 1 + 1 + 105 + 3 + 531 = 666.

It is not a de Polignac number, because 124111053531 - 2⁹ = 124111053019 is a prime.

It is a super-2 number, since 2×124111053531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124111053495 and 124111053504.

It is not an unprimeable number, because it can be changed into a prime (124111053533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6895058521 + ... + 6895058538.

Almost surely, 2^124111053531 is an apocalyptic number.

124111053531 is a deficient number, since it is larger than the sum of its proper divisors (55160468249).

124111053531 is a wasteful number, since it uses less digits than its factorization.

124111053531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13790117065 (or 13790117062 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 124111053531 its reverse (135350111421), we get a palindrome (259461164952).

The spelling of 124111053531 in words is "one hundred twenty-four billion, one hundred eleven million, fifty-three thousand, five hundred thirty-one".