542633503 has 8 divisors (see below), whose sum is σ = 566640000. Its totient is φ = 518661528.

The previous prime is 542633477. The next prime is 542633519. The reversal of 542633503 is 305336245.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 542633503 - 2¹³ = 542625311 is a prime.

It is a super-2 number, since 2×542633503² = 588902237156102018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542633563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26608 + ... + 42346.

It is an arithmetic number, because the mean of its divisors is an integer number (70830000).

Almost surely, 2^542633503 is an apocalyptic number.

542633503 is a deficient number, since it is larger than the sum of its proper divisors (24006497).

542633503 is a wasteful number, since it uses less digits than its factorization.

542633503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17261.

The product of its (nonzero) digits is 32400, while the sum is 31.

The square root of 542633503 is about 23294.4951222386. The cubic root of 542633503 is about 815.6469215895.

Adding to 542633503 its reverse (305336245), we get a palindrome (847969748).

The spelling of 542633503 in words is "five hundred forty-two million, six hundred thirty-three thousand, five hundred three".