542545603 has 2 divisors, whose sum is σ = 542545604. Its totient is φ = 542545602.

The previous prime is 542545559. The next prime is 542545607. The reversal of 542545603 is 306545245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542545603 - 2¹⁷ = 542414531 is a prime.

It is not a weakly prime, because it can be changed into another prime (542545607) 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, 271272801 + 271272802.

It is an arithmetic number, because the mean of its divisors is an integer number (271272802).

Almost surely, 2^542545603 is an apocalyptic number.

542545603 is a deficient number, since it is larger than the sum of its proper divisors (1).

542545603 is an equidigital number, since it uses as much as digits as its factorization.

542545603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 542545603 is about 23292.6083339758. The cubic root of 542545603 is about 815.6028775981.

The spelling of 542545603 in words is "five hundred forty-two million, five hundred forty-five thousand, six hundred three".