55134503 has 8 divisors (see below), whose sum is σ = 55629888. Its totient is φ = 54641664.

The previous prime is 55134439. The next prime is 55134517. The reversal of 55134503 is 30543155.

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 55134503 - 2⁶ = 55134439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55134533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89051 + ... + 89667.

It is an arithmetic number, because the mean of its divisors is an integer number (6953736).

Almost surely, 2^55134503 is an apocalyptic number.

55134503 is a deficient number, since it is larger than the sum of its proper divisors (495385).

55134503 is a wasteful number, since it uses less digits than its factorization.

55134503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 55134503 is about 7425.2611401889. The cubic root of 55134503 is about 380.6049988726.

Adding to 55134503 its reverse (30543155), we get a palindrome (85677658).

The spelling of 55134503 in words is "fifty-five million, one hundred thirty-four thousand, five hundred three".