1053211044 has 12 divisors (see below), whose sum is σ = 2457492464. Its totient is φ = 351070344.

The previous prime is 1053211043. The next prime is 1053211057. The reversal of 1053211044 is 4401123501.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1053211044² = 2218507006407139872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053211044.

It is not an unprimeable number, because it can be changed into a prime (1053211043) 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 3 ways as a sum of consecutive naturals, for example, 43883782 + ... + 43883805.

Almost surely, 2^1053211044 is an apocalyptic number.

It is an amenable number.

1053211044 is an abundant number, since it is smaller than the sum of its proper divisors (1404281420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053211044 is a wasteful number, since it uses less digits than its factorization.

1053211044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87767594 (or 87767592 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1053211044 is about 32453.2131537079. The cubic root of 1053211044 is about 1017.4313955842.

Adding to 1053211044 its reverse (4401123501), we get a palindrome (5454334545).

The spelling of 1053211044 in words is "one billion, fifty-three million, two hundred eleven thousand, forty-four".