1142821138595 has 8 divisors (see below), whose sum is σ = 1372325323920. Its totient is φ = 913630272480.

The previous prime is 1142821138567. The next prime is 1142821138619. The reversal of 1142821138595 is 5958311282411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1142821138595 - 2⁸ = 1142821138339 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 78321776 + ... + 78336365.

It is an arithmetic number, because the mean of its divisors is an integer number (171540665490).

Almost surely, 2^{1142821138595} is an apocalyptic number.

1142821138595 is a deficient number, since it is larger than the sum of its proper divisors (229504185325).

1142821138595 is a wasteful number, since it uses less digits than its factorization.

1142821138595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156659605.

The product of its digits is 691200, while the sum is 50.

The spelling of 1142821138595 in words is "one trillion, one hundred forty-two billion, eight hundred twenty-one million, one hundred thirty-eight thousand, five hundred ninety-five".