1330044453 has 24 divisors (see below), whose sum is σ = 2037251736. Its totient is φ = 833280000.

The previous prime is 1330044449. The next prime is 1330044461. The reversal of 1330044453 is 3544400331.

It can be written as a sum of positive squares in 4 ways, for example, as 526151844 + 803892609 = 22938^2 + 28353^2 .

It is not a de Polignac number, because 1330044453 - 2² = 1330044449 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330044433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101053 + ... + 113453.

It is an arithmetic number, because the mean of its divisors is an integer number (84885489).

Almost surely, 2^1330044453 is an apocalyptic number.

It is an amenable number.

1330044453 is a deficient number, since it is larger than the sum of its proper divisors (707207283).

1330044453 is a wasteful number, since it uses less digits than its factorization.

1330044453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13125 (or 13122 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 1330044453 is about 36469.7745126015. The cubic root of 1330044453 is about 1099.7367008929.

Adding to 1330044453 its reverse (3544400331), we get a palindrome (4874444784).

The spelling of 1330044453 in words is "one billion, three hundred thirty million, forty-four thousand, four hundred fifty-three".