1143016328309 has 4 divisors (see below), whose sum is σ = 1167335824704. Its totient is φ = 1118696831916.

The previous prime is 1143016328269. The next prime is 1143016328317. The reversal of 1143016328309 is 9038236103411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1143016328309 - 2¹² = 1143016324213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143016328329) 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, 12159748127 + ... + 12159748220.

It is an arithmetic number, because the mean of its divisors is an integer number (291833956176).

Almost surely, 2^{1143016328309} is an apocalyptic number.

It is an amenable number.

1143016328309 is a deficient number, since it is larger than the sum of its proper divisors (24319496395).

1143016328309 is an equidigital number, since it uses as much as digits as its factorization.

1143016328309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24319496394.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 1143016328309 in words is "one trillion, one hundred forty-three billion, sixteen million, three hundred twenty-eight thousand, three hundred nine".