541066521 has 16 divisors (see below), whose sum is σ = 735364800. Its totient is φ = 353768448.

The previous prime is 541066457. The next prime is 541066541. The reversal of 541066521 is 125660145.

It is not a de Polignac number, because 541066521 - 2⁶ = 541066457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (541066541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77545 + ... + 84233.

It is an arithmetic number, because the mean of its divisors is an integer number (45960300).

Almost surely, 2^541066521 is an apocalyptic number.

It is an amenable number.

541066521 is a deficient number, since it is larger than the sum of its proper divisors (194298279).

541066521 is a wasteful number, since it uses less digits than its factorization.

541066521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7208.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 541066521 is about 23260.8366358564. The cubic root of 541066521 is about 814.8610404558.

The spelling of 541066521 in words is "five hundred forty-one million, sixty-six thousand, five hundred twenty-one".