542513603 has 2 divisors, whose sum is σ = 542513604. Its totient is φ = 542513602.

The previous prime is 542513597. The next prime is 542513663. The reversal of 542513603 is 306315245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542513603 - 2¹⁸ = 542251459 is a prime.

It is not a weakly prime, because it can be changed into another prime (542513663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271256801 + 271256802.

It is an arithmetic number, because the mean of its divisors is an integer number (271256802).

Almost surely, 2^542513603 is an apocalyptic number.

542513603 is a deficient number, since it is larger than the sum of its proper divisors (1).

542513603 is an equidigital number, since it uses as much as digits as its factorization.

542513603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 542513603 is about 23291.9214106522. The cubic root of 542513603 is about 815.5868421994.

Adding to 542513603 its reverse (306315245), we get a palindrome (848828848).

The spelling of 542513603 in words is "five hundred forty-two million, five hundred thirteen thousand, six hundred three".