1053444100 has 72 divisors (see below), whose sum is σ = 2476903968. Its totient is φ = 387340800.

The previous prime is 1053444089. The next prime is 1053444109. The reversal of 1053444100 is 14443501.

It is a super-2 number, since 2×1053444100² = 2219488943649620000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053444109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65895 + ... + 80305.

It is an arithmetic number, because the mean of its divisors is an integer number (34401444).

Almost surely, 2^1053444100 is an apocalyptic number.

1053444100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053444100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1238451984).

1053444100 is an abundant number, since it is smaller than the sum of its proper divisors (1423459868).

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

1053444100 is a wasteful number, since it uses less digits than its factorization.

1053444100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14485 (or 14478 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1053444100 is about 32456.8036010942. The cubic root of 1053444100 is about 1017.5064362593.

Adding to 1053444100 its reverse (14443501), we get a palindrome (1067887601).

The spelling of 1053444100 in words is "one billion, fifty-three million, four hundred forty-four thousand, one hundred".