11137443143 has 4 divisors (see below), whose sum is σ = 11143005528. Its totient is φ = 11131880760.

The previous prime is 11137443133. The next prime is 11137443173. The reversal of 11137443143 is 34134473111.

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 11137443143 - 2⁸ = 11137442887 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 (11137443133) 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, 2778188 + ... + 2782193.

It is an arithmetic number, because the mean of its divisors is an integer number (2785751382).

Almost surely, 2^11137443143 is an apocalyptic number.

11137443143 is a deficient number, since it is larger than the sum of its proper divisors (5562385).

11137443143 is an equidigital number, since it uses as much as digits as its factorization.

11137443143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5562384.

The product of its digits is 12096, while the sum is 32.

The spelling of 11137443143 in words is "eleven billion, one hundred thirty-seven million, four hundred forty-three thousand, one hundred forty-three".