542453141 has 2 divisors, whose sum is σ = 542453142. Its totient is φ = 542453140.

The previous prime is 542453113. The next prime is 542453147. The reversal of 542453141 is 141354245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296872900 + 245580241 = 17230^2 + 15671^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542453141 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542453147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271226570 + 271226571.

It is an arithmetic number, because the mean of its divisors is an integer number (271226571).

Almost surely, 2^542453141 is an apocalyptic number.

It is an amenable number.

542453141 is a deficient number, since it is larger than the sum of its proper divisors (1).

542453141 is an equidigital number, since it uses as much as digits as its factorization.

542453141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 29.

The square root of 542453141 is about 23290.6234566617. The cubic root of 542453141 is about 815.5565425943.

The spelling of 542453141 in words is "five hundred forty-two million, four hundred fifty-three thousand, one hundred forty-one".