45045105 has 64 divisors (see below), whose sum is σ = 88258560. Its totient is φ = 19160064.

The previous prime is 45045097. The next prime is 45045127. The reversal of 45045105 is 50154054.

It is not a de Polignac number, because 45045105 - 2³ = 45045097 is a prime.

It is a super-2 number, since 2×45045105² = 4058122968922050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 133497 + ... + 133833.

It is an arithmetic number, because the mean of its divisors is an integer number (1379040).

Almost surely, 2^45045105 is an apocalyptic number.

It is an amenable number.

45045105 is a deficient number, since it is larger than the sum of its proper divisors (43213455).

45045105 is a wasteful number, since it uses less digits than its factorization.

45045105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 45045105 is about 6711.5650186823. The cubic root of 45045105 is about 355.8081305228.

Adding to 45045105 its reverse (50154054), we get a palindrome (95199159).

It can be divided in two parts, 45045 and 105, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 45045105 in words is "forty-five million, forty-five thousand, one hundred five".