4134121 has 4 divisors (see below), whose sum is σ = 4245892. Its totient is φ = 4022352.

The previous prime is 4134107. The next prime is 4134133. The reversal of 4134121 is 1214314.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1214314 = 2 ⋅607157.

It can be written as a sum of positive squares in 2 ways, for example, as 3258025 + 876096 = 1805^2 + 936^2 .

It is a cyclic number.

It is not a de Polignac number, because 4134121 - 2⁹ = 4133609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4134095 and 4134104.

It is not an unprimeable number, because it can be changed into a prime (4134161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55830 + ... + 55903.

It is an arithmetic number, because the mean of its divisors is an integer number (1061473).

Almost surely, 2^4134121 is an apocalyptic number.

It is an amenable number.

4134121 is a deficient number, since it is larger than the sum of its proper divisors (111771).

4134121 is a wasteful number, since it uses less digits than its factorization.

4134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111770.

The product of its digits is 96, while the sum is 16.

The square root of 4134121 is about 2033.2537962586. The cubic root of 4134121 is about 160.4948352230.

Adding to 4134121 its reverse (1214314), we get a palindrome (5348435).

The spelling of 4134121 in words is "four million, one hundred thirty-four thousand, one hundred twenty-one".