11345243143 has 8 divisors (see below), whose sum is σ = 12749169888. Its totient is φ = 10017204384.

The previous prime is 11345243089. The next prime is 11345243153. The reversal of 11345243143 is 34134254311.

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 11345243143 - 2⁹ = 11345242631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11345243153) 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, 18971680 + ... + 18972277.

It is an arithmetic number, because the mean of its divisors is an integer number (1593646236).

Almost surely, 2^11345243143 is an apocalyptic number.

11345243143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11345243143 is a deficient number, since it is larger than the sum of its proper divisors (1403926745).

11345243143 is a wasteful number, since it uses less digits than its factorization.

11345243143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37943993.

The product of its digits is 17280, while the sum is 31.

Adding to 11345243143 its reverse (34134254311), we get a palindrome (45479497454).

The spelling of 11345243143 in words is "eleven billion, three hundred forty-five million, two hundred forty-three thousand, one hundred forty-three".