1143356533412 has 6 divisors (see below), whose sum is σ = 2000873933478. Its totient is φ = 571678266704.

The previous prime is 1143356533381. The next prime is 1143356533427. The reversal of 1143356533412 is 2143356533411.

It can be written as a sum of positive squares in only one way, i.e., 889034008996 + 254322524416 = 942886^2 + 504304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1143356533412.

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 as a sum of consecutive naturals, namely, 142919566673 + ... + 142919566680.

It is an arithmetic number, because the mean of its divisors is an integer number (333478988913).

Almost surely, 2^{1143356533412} is an apocalyptic number.

It is an amenable number.

1143356533412 is a deficient number, since it is larger than the sum of its proper divisors (857517400066).

1143356533412 is a wasteful number, since it uses less digits than its factorization.

1143356533412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285839133357 (or 285839133355 counting only the distinct ones).

The product of its digits is 388800, while the sum is 41.

Subtracting 1143356533412 from its reverse (2143356533411), we obtain a palindrome (999999999999).

The spelling of 1143356533412 in words is "one trillion, one hundred forty-three billion, three hundred fifty-six million, five hundred thirty-three thousand, four hundred twelve".