1142313313443 has 4 divisors (see below), whose sum is σ = 1523084417928. Its totient is φ = 761542208960.

The previous prime is 1142313313439. The next prime is 1142313313469. The reversal of 1142313313443 is 3443133132411.

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

It is a cyclic number.

It is not a de Polignac number, because 1142313313443 - 2² = 1142313313439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142313313483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190385552238 + ... + 190385552243.

It is an arithmetic number, because the mean of its divisors is an integer number (380771104482).

Almost surely, 2^{1142313313443} is an apocalyptic number.

1142313313443 is a deficient number, since it is larger than the sum of its proper divisors (380771104485).

1142313313443 is an equidigital number, since it uses as much as digits as its factorization.

1142313313443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380771104484.

The product of its digits is 31104, while the sum is 33.

Adding to 1142313313443 its reverse (3443133132411), we get a palindrome (4585446445854).

The spelling of 1142313313443 in words is "one trillion, one hundred forty-two billion, three hundred thirteen million, three hundred thirteen thousand, four hundred forty-three".