45318403 has 8 divisors (see below), whose sum is σ = 48901328. Its totient is φ = 41749344.

The previous prime is 45318389. The next prime is 45318421. The reversal of 45318403 is 30481354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45318403 - 2⁹ = 45317891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45318433) 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, 3925 + ... + 10297.

It is an arithmetic number, because the mean of its divisors is an integer number (6112666).

Almost surely, 2^45318403 is an apocalyptic number.

45318403 is a deficient number, since it is larger than the sum of its proper divisors (3582925).

45318403 is a wasteful number, since it uses less digits than its factorization.

45318403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 45318403 is about 6731.8944584716. The cubic root of 45318403 is about 356.5262673689.

Adding to 45318403 its reverse (30481354), we get a palindrome (75799757).

The spelling of 45318403 in words is "forty-five million, three hundred eighteen thousand, four hundred three".