542458361 has 2 divisors, whose sum is σ = 542458362. Its totient is φ = 542458360.

The previous prime is 542458337. The next prime is 542458513. The reversal of 542458361 is 163854245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 541725625 + 732736 = 23275^2 + 856^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542458361 is a prime.

It is a super-2 number, since 2×542458361² = 588522146837612642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (542458561) 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, 271229180 + 271229181.

It is an arithmetic number, because the mean of its divisors is an integer number (271229181).

Almost surely, 2^542458361 is an apocalyptic number.

It is an amenable number.

542458361 is a deficient number, since it is larger than the sum of its proper divisors (1).

542458361 is an equidigital number, since it uses as much as digits as its factorization.

542458361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115200, while the sum is 38.

The square root of 542458361 is about 23290.7355186563. The cubic root of 542458361 is about 815.5591586062.

The spelling of 542458361 in words is "five hundred forty-two million, four hundred fifty-eight thousand, three hundred sixty-one".