124041121 has 4 divisors (see below), whose sum is σ = 126074644. Its totient is φ = 122007600.

The previous prime is 124041119. The next prime is 124041143. The reversal of 124041121 is 121140421.

It is a happy number.

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 3370896 + 120670225 = 1836^2 + 10985^2 .

It is a cyclic number.

It is not a de Polignac number, because 124041121 - 2¹ = 124041119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124041095 and 124041104.

It is not an unprimeable number, because it can be changed into a prime (124041521) 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, 1016670 + ... + 1016791.

It is an arithmetic number, because the mean of its divisors is an integer number (31518661).

Almost surely, 2^124041121 is an apocalyptic number.

It is an amenable number.

124041121 is a deficient number, since it is larger than the sum of its proper divisors (2033523).

124041121 is an equidigital number, since it uses as much as digits as its factorization.

124041121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033522.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 124041121 is about 11137.3749600164. The cubic root of 124041121 is about 498.7182115111.

Adding to 124041121 its reverse (121140421), we get a palindrome (245181542).

The spelling of 124041121 in words is "one hundred twenty-four million, forty-one thousand, one hundred twenty-one".