1322783008143 has 4 divisors (see below), whose sum is σ = 1763710677528. Its totient is φ = 881855338760.

The previous prime is 1322783008109. The next prime is 1322783008163. The reversal of 1322783008143 is 3418003872231.

It is a happy number.

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 1322783008143 - 2²⁶ = 1322715899279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1322783008095 and 1322783008104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322783008163) 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, 220463834688 + ... + 220463834693.

It is an arithmetic number, because the mean of its divisors is an integer number (440927669382).

Almost surely, 2^{1322783008143} is an apocalyptic number.

1322783008143 is a deficient number, since it is larger than the sum of its proper divisors (440927669385).

1322783008143 is an equidigital number, since it uses as much as digits as its factorization.

1322783008143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440927669384.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 1322783008143 in words is "one trillion, three hundred twenty-two billion, seven hundred eighty-three million, eight thousand, one hundred forty-three".