1142144505303 has 8 divisors (see below), whose sum is σ = 1525643363328. Its totient is φ = 760037658744.

The previous prime is 1142144505301. The next prime is 1142144505329. The reversal of 1142144505303 is 3035054412411.

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

It is not a de Polignac number, because 1142144505303 - 2¹ = 1142144505301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142144505301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348000951 + ... + 348004232.

It is an arithmetic number, because the mean of its divisors is an integer number (190705420416).

Almost surely, 2^{1142144505303} is an apocalyptic number.

1142144505303 is a deficient number, since it is larger than the sum of its proper divisors (383498858025).

1142144505303 is an equidigital number, since it uses as much as digits as its factorization.

1142144505303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696005733.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 1142144505303 its reverse (3035054412411), we get a palindrome (4177198917714).

The spelling of 1142144505303 in words is "one trillion, one hundred forty-two billion, one hundred forty-four million, five hundred five thousand, three hundred three".