1143573371615 has 8 divisors (see below), whose sum is σ = 1372294724640. Its totient is φ = 914854244832.

The previous prime is 1143573371609. The next prime is 1143573371653. The reversal of 1143573371615 is 5161733753411.

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

It is a cyclic number.

It is not a de Polignac number, because 1143573371615 - 2⁸ = 1143573371359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1143573371615.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938777 + ... + 1780013.

It is an arithmetic number, because the mean of its divisors is an integer number (171536840580).

Almost surely, 2^{1143573371615} is an apocalyptic number.

1143573371615 is a deficient number, since it is larger than the sum of its proper divisors (228721353025).

1143573371615 is an equidigital number, since it uses as much as digits as its factorization.

1143573371615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113121.

The product of its digits is 793800, while the sum is 47.

The spelling of 1143573371615 in words is "one trillion, one hundred forty-three billion, five hundred seventy-three million, three hundred seventy-one thousand, six hundred fifteen".