4130121 has 8 divisors (see below), whose sum is σ = 5582560. Its totient is φ = 2715552.

The previous prime is 4130111. The next prime is 4130123. The reversal of 4130121 is 1210314.

It is a happy number.

4130121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4130121 - 2²¹ = 2032969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4130097 and 4130106.

It is not an unprimeable number, because it can be changed into a prime (4130123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9211 + ... + 9648.

It is an arithmetic number, because the mean of its divisors is an integer number (697820).

Almost surely, 2^4130121 is an apocalyptic number.

It is an amenable number.

4130121 is a deficient number, since it is larger than the sum of its proper divisors (1452439).

4130121 is a wasteful number, since it uses less digits than its factorization.

4130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18935.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 4130121 is about 2032.2699131759. The cubic root of 4130121 is about 160.4430558562.

Adding to 4130121 its reverse (1210314), we get a palindrome (5340435).

The spelling of 4130121 in words is "four million, one hundred thirty thousand, one hundred twenty-one".