541828121 has 4 divisors (see below), whose sum is σ = 543742992. Its totient is φ = 539913252.

The previous prime is 541828117. The next prime is 541828151. The reversal of 541828121 is 121828145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 541828121 - 2² = 541828117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541828151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 957011 + ... + 957576.

It is an arithmetic number, because the mean of its divisors is an integer number (135935748).

Almost surely, 2^541828121 is an apocalyptic number.

It is an amenable number.

541828121 is a deficient number, since it is larger than the sum of its proper divisors (1914871).

541828121 is a wasteful number, since it uses less digits than its factorization.

541828121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914870.

The product of its digits is 5120, while the sum is 32.

The square root of 541828121 is about 23277.2017433368. The cubic root of 541828121 is about 815.2431913801.

The spelling of 541828121 in words is "five hundred forty-one million, eight hundred twenty-eight thousand, one hundred twenty-one".