542370089 has 2 divisors, whose sum is σ = 542370090. Its totient is φ = 542370088.

The previous prime is 542370007. The next prime is 542370121. The reversal of 542370089 is 980073245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346146025 + 196224064 = 18605^2 + 14008^2 .

It is a cyclic number.

It is not a de Polignac number, because 542370089 - 2⁸ = 542369833 is a prime.

It is not a weakly prime, because it can be changed into another prime (542370289) 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, 271185044 + 271185045.

It is an arithmetic number, because the mean of its divisors is an integer number (271185045).

Almost surely, 2^542370089 is an apocalyptic number.

It is an amenable number.

542370089 is a deficient number, since it is larger than the sum of its proper divisors (1).

542370089 is an equidigital number, since it uses as much as digits as its factorization.

542370089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 542370089 is about 23288.8404391460. The cubic root of 542370089 is about 815.5149186862.

The spelling of 542370089 in words is "five hundred forty-two million, three hundred seventy thousand, eighty-nine".