542303403 has 16 divisors (see below), whose sum is σ = 729799200. Its totient is φ = 358182656.

The previous prime is 542303389. The next prime is 542303459. The reversal of 542303403 is 304303245.

It is a cyclic number.

It is not a de Polignac number, because 542303403 - 2⁴ = 542303387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542303303) 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 in 15 ways as a sum of consecutive naturals, for example, 277273 + ... + 279221.

It is an arithmetic number, because the mean of its divisors is an integer number (45612450).

Almost surely, 2^542303403 is an apocalyptic number.

542303403 is a deficient number, since it is larger than the sum of its proper divisors (187495797).

542303403 is a wasteful number, since it uses less digits than its factorization.

542303403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 542303403 is about 23287.4086793701. The cubic root of 542303403 is about 815.4814939959.

Adding to 542303403 its reverse (304303245), we get a palindrome (846606648).

The spelling of 542303403 in words is "five hundred forty-two million, three hundred three thousand, four hundred three".