1044350553 has 4 divisors (see below), whose sum is σ = 1392467408. Its totient is φ = 696233700.

The previous prime is 1044350551. The next prime is 1044350557. The reversal of 1044350553 is 3550534401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1044350553 - 2¹ = 1044350551 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 1044350553.

It is not an unprimeable number, because it can be changed into a prime (1044350551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174058423 + ... + 174058428.

It is an arithmetic number, because the mean of its divisors is an integer number (348116852).

Almost surely, 2^1044350553 is an apocalyptic number.

It is an amenable number.

1044350553 is a deficient number, since it is larger than the sum of its proper divisors (348116855).

1044350553 is an equidigital number, since it uses as much as digits as its factorization.

1044350553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348116854.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1044350553 is about 32316.4130590015. The cubic root of 1044350553 is about 1014.5701960161.

Adding to 1044350553 its reverse (3550534401), we get a palindrome (4594884954).

The spelling of 1044350553 in words is "one billion, forty-four million, three hundred fifty thousand, five hundred fifty-three".