1002253411443 has 32 divisors (see below), whose sum is σ = 1402362584064. Its totient is φ = 635957574912.

The previous prime is 1002253411433. The next prime is 1002253411513. The reversal of 1002253411443 is 3441143522001.

It is not a de Polignac number, because 1002253411443 - 2¹⁸ = 1002253149299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002253411443.

It is not an unprimeable number, because it can be changed into a prime (1002253411433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10527471 + ... + 10622247.

It is an arithmetic number, because the mean of its divisors is an integer number (43823830752).

Almost surely, 2^{1002253411443} is an apocalyptic number.

1002253411443 is a deficient number, since it is larger than the sum of its proper divisors (400109172621).

1002253411443 is a wasteful number, since it uses less digits than its factorization.

1002253411443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96891.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1002253411443 its reverse (3441143522001), we get a palindrome (4443396933444).

The spelling of 1002253411443 in words is "one trillion, two billion, two hundred fifty-three million, four hundred eleven thousand, four hundred forty-three".