124111873 has 4 divisors (see below), whose sum is σ = 124140100. Its totient is φ = 124083648.

The previous prime is 124111859. The next prime is 124111927. The reversal of 124111873 is 378111421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62536464 + 61575409 = 7908^2 + 7847^2 .

It is a cyclic number.

It is not a de Polignac number, because 124111873 - 2²¹ = 122014721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124111843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5940 + ... + 16837.

It is an arithmetic number, because the mean of its divisors is an integer number (31035025).

Almost surely, 2^124111873 is an apocalyptic number.

It is an amenable number.

124111873 is a deficient number, since it is larger than the sum of its proper divisors (28227).

124111873 is an equidigital number, since it uses as much as digits as its factorization.

124111873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28226.

The product of its digits is 1344, while the sum is 28.

The square root of 124111873 is about 11140.5508391641. The cubic root of 124111873 is about 498.8130150299.

The spelling of 124111873 in words is "one hundred twenty-four million, one hundred eleven thousand, eight hundred seventy-three".