45500203 has 4 divisors (see below), whose sum is σ = 52000240. Its totient is φ = 39000168.

The previous prime is 45500179. The next prime is 45500207. The reversal of 45500203 is 30200554.

It is a happy number.

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 45500203 - 2⁹ = 45499691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45500207) 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, 3250008 + ... + 3250021.

It is an arithmetic number, because the mean of its divisors is an integer number (13000060).

Almost surely, 2^45500203 is an apocalyptic number.

45500203 is a deficient number, since it is larger than the sum of its proper divisors (6500037).

45500203 is an equidigital number, since it uses as much as digits as its factorization.

45500203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500036.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 45500203 is about 6745.3838289604. The cubic root of 45500203 is about 357.0023800211.

Adding to 45500203 its reverse (30200554), we get a palindrome (75700757).

The spelling of 45500203 in words is "forty-five million, five hundred thousand, two hundred three".