1051453312 has 128 divisors (see below), whose sum is σ = 2714342400. Its totient is φ = 393984000.

The previous prime is 1051453267. The next prime is 1051453313. The reversal of 1051453312 is 2133541501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1051453312² = 2211108134631538688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051453313) 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 15 ways as a sum of consecutive naturals, for example, 218937 + ... + 223687.

It is an arithmetic number, because the mean of its divisors is an integer number (21205800).

Almost surely, 2^1051453312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051453312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357171200).

1051453312 is an abundant number, since it is smaller than the sum of its proper divisors (1662889088).

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

1051453312 is a wasteful number, since it uses less digits than its factorization.

1051453312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4804 (or 4792 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1051453312 is about 32426.1208287393. The cubic root of 1051453312 is about 1016.8650742875.

Adding to 1051453312 its reverse (2133541501), we get a palindrome (3184994813).

The spelling of 1051453312 in words is "one billion, fifty-one million, four hundred fifty-three thousand, three hundred twelve".