44145453 has 32 divisors (see below), whose sum is σ = 67069440. Its totient is φ = 25583040.

The previous prime is 44145433. The next prime is 44145461. The reversal of 44145453 is 35454144.

44145453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44145453 - 2⁶ = 44145389 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44145453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44145433) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 155850 + ... + 156132.

It is an arithmetic number, because the mean of its divisors is an integer number (2095920).

Almost surely, 2^44145453 is an apocalyptic number.

It is an amenable number.

44145453 is a deficient number, since it is larger than the sum of its proper divisors (22923987).

44145453 is a wasteful number, since it uses less digits than its factorization.

44145453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489.

The product of its digits is 19200, while the sum is 30.

The square root of 44145453 is about 6644.2044670525. The cubic root of 44145453 is about 353.4234206230.

Adding to 44145453 its reverse (35454144), we get a palindrome (79599597).

The spelling of 44145453 in words is "forty-four million, one hundred forty-five thousand, four hundred fifty-three".