11143434000 has 160 divisors (see below), whose sum is σ = 36116331264. Its totient is φ = 2955878400.

The previous prime is 11143433999. The next prime is 11143434019. The reversal of 11143434000 is 43434111.

It is a super-2 number, since 2×11143434000² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1153189 + ... + 1162811.

Almost surely, 2^11143434000 is an apocalyptic number.

11143434000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11143434000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18058165632).

11143434000 is an abundant number, since it is smaller than the sum of its proper divisors (24972897264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11143434000 is a wasteful number, since it uses less digits than its factorization.

11143434000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9842 (or 9826 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11143434000 its reverse (43434111), we get a palindrome (11186868111).

The spelling of 11143434000 in words is "eleven billion, one hundred forty-three million, four hundred thirty-four thousand".