546434557 has 2 divisors, whose sum is σ = 546434558. Its totient is φ = 546434556.

The previous prime is 546434527. The next prime is 546434563. The reversal of 546434557 is 755434645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 492573636 + 53860921 = 22194^2 + 7339^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546434557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546434527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273217278 + 273217279.

It is an arithmetic number, because the mean of its divisors is an integer number (273217279).

Almost surely, 2^546434557 is an apocalyptic number.

It is an amenable number.

546434557 is a deficient number, since it is larger than the sum of its proper divisors (1).

546434557 is an equidigital number, since it uses as much as digits as its factorization.

546434557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 43.

The square root of 546434557 is about 23375.9397030365. The cubic root of 546434557 is about 817.5469805631.

The spelling of 546434557 in words is "five hundred forty-six million, four hundred thirty-four thousand, five hundred fifty-seven".