55253003 has 4 divisors (see below), whose sum is σ = 59503248. Its totient is φ = 51002760.

The previous prime is 55252999. The next prime is 55253021. The reversal of 55253003 is 30035255.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30035255 = 5 ⋅6007051.

It is a cyclic number.

It is not a de Polignac number, because 55253003 - 2² = 55252999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55253003.

It is not an unprimeable number, because it can be changed into a prime (55253063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2125103 + ... + 2125128.

It is an arithmetic number, because the mean of its divisors is an integer number (14875812).

Almost surely, 2^55253003 is an apocalyptic number.

55253003 is a deficient number, since it is larger than the sum of its proper divisors (4250245).

55253003 is a wasteful number, since it uses less digits than its factorization.

55253003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4250244.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 55253003 is about 7433.2363745545. The cubic root of 55253003 is about 380.8774805084.

Adding to 55253003 its reverse (30035255), we get a palindrome (85288258).

The spelling of 55253003 in words is "fifty-five million, two hundred fifty-three thousand, three".