1115686956143 has 8 divisors (see below), whose sum is σ = 1181433103920. Its totient is φ = 1049953864320.

The previous prime is 1115686956133. The next prime is 1115686956173. The reversal of 1115686956143 is 3416596865111.

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 1115686956143 - 2¹² = 1115686952047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115686956113) 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, 3087773 + ... + 3430118.

It is an arithmetic number, because the mean of its divisors is an integer number (147679137990).

Almost surely, 2^{1115686956143} is an apocalyptic number.

1115686956143 is a deficient number, since it is larger than the sum of its proper divisors (65746147777).

1115686956143 is a wasteful number, since it uses less digits than its factorization.

1115686956143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6527977.

The product of its digits is 4665600, while the sum is 56.

The spelling of 1115686956143 in words is "one trillion, one hundred fifteen billion, six hundred eighty-six million, nine hundred fifty-six thousand, one hundred forty-three".