541079521 has 2 divisors, whose sum is σ = 541079522. Its totient is φ = 541079520.

The previous prime is 541079447. The next prime is 541079537. The reversal of 541079521 is 125970145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538936225 + 2143296 = 23215^2 + 1464^2 .

It is a cyclic number.

It is not a de Polignac number, because 541079521 - 2²³ = 532690913 is a prime.

It is not a weakly prime, because it can be changed into another prime (541079551) 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 as a sum of consecutive naturals, namely, 270539760 + 270539761.

It is an arithmetic number, because the mean of its divisors is an integer number (270539761).

Almost surely, 2^541079521 is an apocalyptic number.

It is an amenable number.

541079521 is a deficient number, since it is larger than the sum of its proper divisors (1).

541079521 is an equidigital number, since it uses as much as digits as its factorization.

541079521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 541079521 is about 23261.1160738259. The cubic root of 541079521 is about 814.8675665226.

The spelling of 541079521 in words is "five hundred forty-one million, seventy-nine thousand, five hundred twenty-one".