541321481 has 2 divisors, whose sum is σ = 541321482. Its totient is φ = 541321480.

The previous prime is 541321471. The next prime is 541321541. The reversal of 541321481 is 184123145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419881081 + 121440400 = 20491^2 + 11020^2 .

It is a cyclic number.

It is not a de Polignac number, because 541321481 - 2²² = 537127177 is a prime.

It is a super-2 number, since 2×541321481² = 586057891584066722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_28414091 and since 541321481 and 28414091 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (541321471) 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, 270660740 + 270660741.

It is an arithmetic number, because the mean of its divisors is an integer number (270660741).

Almost surely, 2^541321481 is an apocalyptic number.

It is an amenable number.

541321481 is a deficient number, since it is larger than the sum of its proper divisors (1).

541321481 is an equidigital number, since it uses as much as digits as its factorization.

541321481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 29.

The square root of 541321481 is about 23266.3164467433. The cubic root of 541321481 is about 814.9890126111.

The spelling of 541321481 in words is "five hundred forty-one million, three hundred twenty-one thousand, four hundred eighty-one".