45045305 has 4 divisors (see below), whose sum is σ = 54054372. Its totient is φ = 36036240.

The previous prime is 45045281. The next prime is 45045337. The reversal of 45045305 is 50354054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50354054 = 2 ⋅25177027.

It can be written as a sum of positive squares in 2 ways, for example, as 5707321 + 39337984 = 2389^2 + 6272^2 .

It is not a de Polignac number, because 45045305 - 2⁶ = 45045241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4504526 + ... + 4504535.

It is an arithmetic number, because the mean of its divisors is an integer number (13513593).

Almost surely, 2^45045305 is an apocalyptic number.

It is an amenable number.

45045305 is a deficient number, since it is larger than the sum of its proper divisors (9009067).

45045305 is an equidigital number, since it uses as much as digits as its factorization.

45045305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9009066.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 45045305 is about 6711.5799183203. The cubic root of 45045305 is about 355.8086571174.

Adding to 45045305 its reverse (50354054), we get a palindrome (95399359).

The spelling of 45045305 in words is "forty-five million, forty-five thousand, three hundred five".