55300503 has 8 divisors (see below), whose sum is σ = 73877616. Its totient is φ = 36795200.

The previous prime is 55300411. The next prime is 55300517. The reversal of 55300503 is 30500355.

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 55300503 - 2¹³ = 55292311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55300503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55300543) 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, 16128 + ... + 19253.

It is an arithmetic number, because the mean of its divisors is an integer number (9234702).

Almost surely, 2^55300503 is an apocalyptic number.

55300503 is a deficient number, since it is larger than the sum of its proper divisors (18577113).

55300503 is a wasteful number, since it uses less digits than its factorization.

55300503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35905.

The product of its (nonzero) digits is 1125, while the sum is 21.

The square root of 55300503 is about 7436.4307970961. The cubic root of 55300503 is about 380.9865937237.

Adding to 55300503 its reverse (30500355), we get a palindrome (85800858).

The spelling of 55300503 in words is "fifty-five million, three hundred thousand, five hundred three".