11143343654 has 8 divisors (see below), whose sum is σ = 16964493528. Its totient is φ = 5488512480.

The previous prime is 11143343633. The next prime is 11143343683. The reversal of 11143343654 is 45634334111.

It is a happy number.

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

It is a super-2 number, since 2×11143343654² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41579507 + ... + 41579774.

It is an arithmetic number, because the mean of its divisors is an integer number (2120561691).

Almost surely, 2^11143343654 is an apocalyptic number.

11143343654 is a deficient number, since it is larger than the sum of its proper divisors (5821149874).

11143343654 is an equidigital number, since it uses as much as digits as its factorization.

11143343654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83159350.

The product of its digits is 51840, while the sum is 35.

Adding to 11143343654 its reverse (45634334111), we get a palindrome (56777677765).

The spelling of 11143343654 in words is "eleven billion, one hundred forty-three million, three hundred forty-three thousand, six hundred fifty-four".