1005143214355 has 64 divisors (see below), whose sum is σ = 1474033655808. Its totient is φ = 642961059840.

The previous prime is 1005143214307. The next prime is 1005143214391. The reversal of 1005143214355 is 5534123415001.

It is not a de Polignac number, because 1005143214355 - 2³¹ = 1002995730707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1005143214355.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 177993142 + ... + 177998788.

It is an arithmetic number, because the mean of its divisors is an integer number (23031775872).

Almost surely, 2^{1005143214355} is an apocalyptic number.

1005143214355 is a deficient number, since it is larger than the sum of its proper divisors (468890441453).

1005143214355 is a wasteful number, since it uses less digits than its factorization.

1005143214355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11116.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 1005143214355 its reverse (5534123415001), we get a palindrome (6539266629356).

The spelling of 1005143214355 in words is "one trillion, five billion, one hundred forty-three million, two hundred fourteen thousand, three hundred fifty-five".