4120541 has 4 divisors (see below), whose sum is σ = 4221084. Its totient is φ = 4020000.

The previous prime is 4120517. The next prime is 4120547. The reversal of 4120541 is 1450214.

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 395641 + 3724900 = 629^2 + 1930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4120541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4120547) 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, 50210 + ... + 50291.

It is an arithmetic number, because the mean of its divisors is an integer number (1055271).

Almost surely, 2^4120541 is an apocalyptic number.

4120541 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4120541 is a deficient number, since it is larger than the sum of its proper divisors (100543).

4120541 is a wasteful number, since it uses less digits than its factorization.

4120541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100542.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 4120541 is about 2029.9115744288. The cubic root of 4120541 is about 160.3189082082.

Adding to 4120541 its reverse (1450214), we get a palindrome (5570755).

The spelling of 4120541 in words is "four million, one hundred twenty thousand, five hundred forty-one".