45303 has 4 divisors (see below), whose sum is σ = 60408. Its totient is φ = 30200.

The previous prime is 45293. The next prime is 45307. The reversal of 45303 is 30354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45303 - 2¹⁰ = 44279 is a prime.

It is a D-number.

45303 is a lucky number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45303.

It is not an unprimeable number, because it can be changed into a prime (45307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7548 + ... + 7553.

It is an arithmetic number, because the mean of its divisors is an integer number (15102).

2⁴⁵³⁰³ is an apocalyptic number.

45303 is a deficient number, since it is larger than the sum of its proper divisors (15105).

45303 is a wasteful number, since it uses less digits than its factorization.

45303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15104.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 45303 is about 212.8450140360. The cubic root of 45303 is about 35.6485870267.

Adding to 45303 its reverse (30354), we get a palindrome (75657).

It can be divided in two parts, 4 and 5303, that multiplied together give a palindrome (21212).

The spelling of 45303 in words is "forty-five thousand, three hundred three".