1142821169395 has 16 divisors (see below), whose sum is σ = 1382260469760. Its totient is φ = 907007691744.

The previous prime is 1142821169353. The next prime is 1142821169431. The reversal of 1142821169395 is 5939611282411.

It is a cyclic number.

It is not a de Polignac number, because 1142821169395 - 2¹¹ = 1142821167347 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14924316 + ... + 15000694.

It is an arithmetic number, because the mean of its divisors is an integer number (86391279360).

Almost surely, 2^{1142821169395} is an apocalyptic number.

1142821169395 is a deficient number, since it is larger than the sum of its proper divisors (239439300365).

1142821169395 is a wasteful number, since it uses less digits than its factorization.

1142821169395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100074.

The product of its digits is 933120, while the sum is 52.

The spelling of 1142821169395 in words is "one trillion, one hundred forty-two billion, eight hundred twenty-one million, one hundred sixty-nine thousand, three hundred ninety-five".