1142533321255 has 4 divisors (see below), whose sum is σ = 1371039985512. Its totient is φ = 914026657000.

The previous prime is 1142533321229. The next prime is 1142533321289. The reversal of 1142533321255 is 5521233352411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1142533321255 - 2¹³ = 1142533313063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114253332121 + ... + 114253332130.

It is an arithmetic number, because the mean of its divisors is an integer number (342759996378).

Almost surely, 2^{1142533321255} is an apocalyptic number.

1142533321255 is a deficient number, since it is larger than the sum of its proper divisors (228506664257).

1142533321255 is an equidigital number, since it uses as much as digits as its factorization.

1142533321255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228506664256.

The product of its digits is 108000, while the sum is 37.

Adding to 1142533321255 its reverse (5521233352411), we get a palindrome (6663766673666).

The spelling of 1142533321255 in words is "one trillion, one hundred forty-two billion, five hundred thirty-three million, three hundred twenty-one thousand, two hundred fifty-five".