541078457 has 2 divisors, whose sum is σ = 541078458. Its totient is φ = 541078456.

The previous prime is 541078393. The next prime is 541078459. The reversal of 541078457 is 754870145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 479785216 + 61293241 = 21904^2 + 7829^2 .

It is a cyclic number.

It is not a de Polignac number, because 541078457 - 2⁶ = 541078393 is a prime.

Together with 541078459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (541078459) 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, 270539228 + 270539229.

It is an arithmetic number, because the mean of its divisors is an integer number (270539229).

Almost surely, 2^541078457 is an apocalyptic number.

It is an amenable number.

541078457 is a deficient number, since it is larger than the sum of its proper divisors (1).

541078457 is an equidigital number, since it uses as much as digits as its factorization.

541078457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156800, while the sum is 41.

The square root of 541078457 is about 23261.0932030290. The cubic root of 541078457 is about 814.8670323930.

The spelling of 541078457 in words is "five hundred forty-one million, seventy-eight thousand, four hundred fifty-seven".