124672113 has 12 divisors (see below), whose sum is σ = 180726468. Its totient is φ = 82817280.

The previous prime is 124672057. The next prime is 124672147. The reversal of 124672113 is 311276421.

It can be written as a sum of positive squares in 2 ways, for example, as 35426304 + 89245809 = 5952^2 + 9447^2 .

It is not a de Polignac number, because 124672113 - 2⁹ = 124671601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124672183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22120 + ... + 27177.

It is an arithmetic number, because the mean of its divisors is an integer number (15060539).

Almost surely, 2^124672113 is an apocalyptic number.

It is an amenable number.

124672113 is a deficient number, since it is larger than the sum of its proper divisors (56054355).

124672113 is a wasteful number, since it uses less digits than its factorization.

124672113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49584 (or 49581 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 124672113 is about 11165.6667064712. Note that the first 3 decimals coincide. The cubic root of 124672113 is about 499.5624345179.

The spelling of 124672113 in words is "one hundred twenty-four million, six hundred seventy-two thousand, one hundred thirteen".