542143577 has 2 divisors, whose sum is σ = 542143578. Its totient is φ = 542143576.

The previous prime is 542143541. The next prime is 542143621. The reversal of 542143577 is 775341245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377175241 + 164968336 = 19421^2 + 12844^2 .

It is a cyclic number.

It is not a de Polignac number, because 542143577 - 2⁶ = 542143513 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542143577.

It is not a weakly prime, because it can be changed into another prime (542143517) 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, 271071788 + 271071789.

It is an arithmetic number, because the mean of its divisors is an integer number (271071789).

Almost surely, 2^542143577 is an apocalyptic number.

It is an amenable number.

542143577 is a deficient number, since it is larger than the sum of its proper divisors (1).

542143577 is an equidigital number, since it uses as much as digits as its factorization.

542143577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 117600, while the sum is 38.

The square root of 542143577 is about 23283.9768295710. The cubic root of 542143577 is about 815.4013740540.

The spelling of 542143577 in words is "five hundred forty-two million, one hundred forty-three thousand, five hundred seventy-seven".