542616329 has 2 divisors, whose sum is σ = 542616330. Its totient is φ = 542616328.

The previous prime is 542616271. The next prime is 542616379. The reversal of 542616329 is 923616245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542191225 + 425104 = 23285^2 + 652^2 .

It is a cyclic number.

It is not a de Polignac number, because 542616329 - 2¹² = 542612233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542616292 and 542616301.

It is not a weakly prime, because it can be changed into another prime (542616379) 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, 271308164 + 271308165.

It is an arithmetic number, because the mean of its divisors is an integer number (271308165).

Almost surely, 2^542616329 is an apocalyptic number.

It is an amenable number.

542616329 is a deficient number, since it is larger than the sum of its proper divisors (1).

542616329 is an equidigital number, since it uses as much as digits as its factorization.

542616329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 542616329 is about 23294.1264914570. The cubic root of 542616329 is about 815.6383165992.

The spelling of 542616329 in words is "five hundred forty-two million, six hundred sixteen thousand, three hundred twenty-nine".