1253053344 has 96 divisors (see below), whose sum is σ = 3581928000. Its totient is φ = 382040064.

The previous prime is 1253053343. The next prime is 1253053367. The reversal of 1253053344 is 4433503521.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (1253053343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41052 + ... + 64740.

It is an arithmetic number, because the mean of its divisors is an integer number (37311750).

Almost surely, 2^1253053344 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 1253053344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1790964000).

1253053344 is an abundant number, since it is smaller than the sum of its proper divisors (2328874656).

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

1253053344 is a wasteful number, since it uses less digits than its factorization.

1253053344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23750 (or 23742 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 1253053344 is about 35398.4935272675. The cubic root of 1253053344 is about 1078.0937291934.

Adding to 1253053344 its reverse (4433503521), we get a palindrome (5686556865).

The spelling of 1253053344 in words is "one billion, two hundred fifty-three million, fifty-three thousand, three hundred forty-four".