1454445 has 12 divisors (see below), whose sum is σ = 2521116. Its totient is φ = 775680.

The previous prime is 1454443. The next prime is 1454459. The reversal of 1454445 is 5444541.

It can be written as a sum of positive squares in 2 ways, for example, as 527076 + 927369 = 726^2 + 963^2 .

It is not a de Polignac number, because 1454445 - 2¹ = 1454443 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16116 + ... + 16205.

It is an arithmetic number, because the mean of its divisors is an integer number (210093).

2^1454445 is an apocalyptic number.

1454445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1454445 is a deficient number, since it is larger than the sum of its proper divisors (1066671).

1454445 is a wasteful number, since it uses less digits than its factorization.

1454445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32332 (or 32329 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 1454445 is about 1206.0037313375. The cubic root of 1454445 is about 113.3006585929.

Adding to 1454445 its reverse (5444541), we get a palindrome (6898986).

The spelling of 1454445 in words is "one million, four hundred fifty-four thousand, four hundred forty-five".