45819045 has 12 divisors (see below), whose sum is σ = 79419756. Its totient is φ = 24436800.

The previous prime is 45819001. The next prime is 45819073. The reversal of 45819045 is 54091854.

45819045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7403841 + 38415204 = 2721^2 + 6198^2 .

It is not a de Polignac number, because 45819045 - 2⁷ = 45818917 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 509056 + ... + 509145.

It is an arithmetic number, because the mean of its divisors is an integer number (6618313).

Almost surely, 2^45819045 is an apocalyptic number.

45819045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45819045 is a deficient number, since it is larger than the sum of its proper divisors (33600711).

45819045 is a wasteful number, since it uses less digits than its factorization.

45819045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018212 (or 1018209 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 45819045 is about 6768.9766582549. The cubic root of 45819045 is about 357.8343360307.

It can be divided in two parts, 458 and 19045, that added together give a triangular number (19503 = T₁₉₇).

The spelling of 45819045 in words is "forty-five million, eight hundred nineteen thousand, forty-five".