4133113121 has 4 divisors (see below), whose sum is σ = 4171031700. Its totient is φ = 4095194544.

The previous prime is 4133113093. The next prime is 4133113123. The reversal of 4133113121 is 1213113314.

4133113121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1637011600 + 2496101521 = 40460^2 + 49961^2 .

It is a cyclic number.

It is not a de Polignac number, because 4133113121 - 2⁶ = 4133113057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4133113093 and 4133113102.

It is not an unprimeable number, because it can be changed into a prime (4133113123) 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, 18959126 + ... + 18959343.

It is an arithmetic number, because the mean of its divisors is an integer number (1042757925).

Almost surely, 2^4133113121 is an apocalyptic number.

It is an amenable number.

4133113121 is a deficient number, since it is larger than the sum of its proper divisors (37918579).

4133113121 is a wasteful number, since it uses less digits than its factorization.

4133113121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37918578.

The product of its digits is 216, while the sum is 20.

The square root of 4133113121 is about 64289.2924288330. The cubic root of 4133113121 is about 1604.8179153755.

Adding to 4133113121 its reverse (1213113314), we get a palindrome (5346226435).

The spelling of 4133113121 in words is "four billion, one hundred thirty-three million, one hundred thirteen thousand, one hundred twenty-one".