11143562443 has 8 divisors (see below), whose sum is σ = 12039854288. Its totient is φ = 10252855584.

The previous prime is 11143562369. The next prime is 11143562447. The reversal of 11143562443 is 34426534111.

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 11143562443 - 2²⁹ = 10606691531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11143562399 and 11143562408.

It is not an unprimeable number, because it can be changed into a prime (11143562447) 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, 1392096 + ... + 1400077.

It is an arithmetic number, because the mean of its divisors is an integer number (1504981786).

Almost surely, 2^11143562443 is an apocalyptic number.

11143562443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11143562443 is a deficient number, since it is larger than the sum of its proper divisors (896291845).

11143562443 is a wasteful number, since it uses less digits than its factorization.

11143562443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792493.

The product of its digits is 34560, while the sum is 34.

The spelling of 11143562443 in words is "eleven billion, one hundred forty-three million, five hundred sixty-two thousand, four hundred forty-three".