3543113121 has 16 divisors (see below), whose sum is σ = 4748813568. Its totient is φ = 2349776000.

The previous prime is 3543113111. The next prime is 3543113129. The reversal of 3543113121 is 1213113453.

It is a cyclic number.

It is not a de Polignac number, because 3543113121 - 2¹⁷ = 3542982049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3543113091 and 3543113100.

It is not an unprimeable number, because it can be changed into a prime (3543113129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491896 + ... + 499046.

It is an arithmetic number, because the mean of its divisors is an integer number (296800848).

Almost surely, 2^3543113121 is an apocalyptic number.

It is an amenable number.

3543113121 is a deficient number, since it is larger than the sum of its proper divisors (1205700447).

3543113121 is a wasteful number, since it uses less digits than its factorization.

3543113121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7992.

The product of its digits is 1080, while the sum is 24.

The square root of 3543113121 is about 59524.0549777987. The cubic root of 3543113121 is about 1524.5031969115.

Adding to 3543113121 its reverse (1213113453), we get a palindrome (4756226574).

The spelling of 3543113121 in words is "three billion, five hundred forty-three million, one hundred thirteen thousand, one hundred twenty-one".