54343503 has 24 divisors (see below), whose sum is σ = 82922112. Its totient is φ = 34225488.

The previous prime is 54343493. The next prime is 54343507. The reversal of 54343503 is 30534345.

It is a happy number.

It is not a de Polignac number, because 54343503 - 2¹⁰ = 54342479 is a prime.

It is a super-2 number, since 2×54343503² = 5906432636622018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54343507) 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 23 ways as a sum of consecutive naturals, for example, 15600 + ... + 18762.

It is an arithmetic number, because the mean of its divisors is an integer number (3455088).

Almost surely, 2^54343503 is an apocalyptic number.

54343503 is a deficient number, since it is larger than the sum of its proper divisors (28578609).

54343503 is a wasteful number, since it uses less digits than its factorization.

54343503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275 (or 3272 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 54343503 is about 7371.8045958910. The cubic root of 54343503 is about 378.7760783272.

Adding to 54343503 its reverse (30534345), we get a palindrome (84877848).

The spelling of 54343503 in words is "fifty-four million, three hundred forty-three thousand, five hundred three".