45551365 has 8 divisors (see below), whose sum is σ = 54964728. Its totient is φ = 36239040.

The previous prime is 45551353. The next prime is 45551371. The reversal of 45551365 is 56315554.

45551365 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 4 ways, for example, as 835396 + 44715969 = 914^2 + 6687^2 .

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

It is not a de Polignac number, because 45551365 - 2⁵ = 45551333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45551365.

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 7 ways as a sum of consecutive naturals, for example, 24262 + ... + 26071.

It is an arithmetic number, because the mean of its divisors is an integer number (6870591).

Almost surely, 2^45551365 is an apocalyptic number.

It is an amenable number.

45551365 is a deficient number, since it is larger than the sum of its proper divisors (9413363).

45551365 is a wasteful number, since it uses less digits than its factorization.

45551365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50519.

The product of its digits is 45000, while the sum is 34.

The square root of 45551365 is about 6749.1751347850. The cubic root of 45551365 is about 357.1361385022.

The spelling of 45551365 in words is "forty-five million, five hundred fifty-one thousand, three hundred sixty-five".