4111254121 has 4 divisors (see below), whose sum is σ = 4427504452. Its totient is φ = 3795003792.

The previous prime is 4111253981. The next prime is 4111254127. The reversal of 4111254121 is 1214521114.

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 2721082896 + 1390171225 = 52164^2 + 37285^2 .

It is a cyclic number.

It is not a de Polignac number, because 4111254121 - 2¹¹ = 4111252073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4111254092 and 4111254101.

It is not an unprimeable number, because it can be changed into a prime (4111254127) 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, 158125146 + ... + 158125171.

It is an arithmetic number, because the mean of its divisors is an integer number (1106876113).

Almost surely, 2^4111254121 is an apocalyptic number.

It is an amenable number.

4111254121 is a deficient number, since it is larger than the sum of its proper divisors (316250331).

4111254121 is a wasteful number, since it uses less digits than its factorization.

4111254121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316250330.

The product of its digits is 320, while the sum is 22.

The square root of 4111254121 is about 64119.0620720547. The cubic root of 4111254121 is about 1601.9837531076.

Adding to 4111254121 its reverse (1214521114), we get a palindrome (5325775235).

The spelling of 4111254121 in words is "four billion, one hundred eleven million, two hundred fifty-four thousand, one hundred twenty-one".