124643113 has 10 divisors (see below), whose sum is σ = 145411114. Its totient is φ = 106834896.

The previous prime is 124643093. The next prime is 124643143. The reversal of 124643113 is 311346421.

It can be written as a sum of positive squares in only one way, i.e., 103876864 + 20766249 = 10192^2 + 4557^2 .

It is a de Polignac number, because none of the positive numbers 2^k-124643113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124643143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 23556 + ... + 28357.

Almost surely, 2^124643113 is an apocalyptic number.

It is an amenable number.

124643113 is a deficient number, since it is larger than the sum of its proper divisors (20768001).

124643113 is an frugal number, since it uses more digits than its factorization.

124643113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51941 (or 51920 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 124643113 is about 11164.3680071915. The cubic root of 124643113 is about 499.5236970818.

Adding to 124643113 its reverse (311346421), we get a palindrome (435989534).

The spelling of 124643113 in words is "one hundred twenty-four million, six hundred forty-three thousand, one hundred thirteen".