45122303 has 4 divisors (see below), whose sum is σ = 46082400. Its totient is φ = 44162208.

The previous prime is 45122299. The next prime is 45122327. The reversal of 45122303 is 30322154.

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 45122303 - 2² = 45122299 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 (45122353) 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, 479978 + ... + 480071.

It is an arithmetic number, because the mean of its divisors is an integer number (11520600).

Almost surely, 2^45122303 is an apocalyptic number.

45122303 is a deficient number, since it is larger than the sum of its proper divisors (960097).

45122303 is an equidigital number, since it uses as much as digits as its factorization.

45122303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960096.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 45122303 is about 6717.3136743791. The cubic root of 45122303 is about 356.0112750500.

Adding to 45122303 its reverse (30322154), we get a palindrome (75444457).

The spelling of 45122303 in words is "forty-five million, one hundred twenty-two thousand, three hundred three".