11143605032 has 96 divisors (see below), whose sum is σ = 25369845120. Its totient is φ = 4494372480.

The previous prime is 11143605007. The next prime is 11143605037. The reversal of 11143605032 is 23050634111.

It is a junction number, because it is equal to n+sod(n) for n = 11143604992 and 11143605010.

It is not an unprimeable number, because it can be changed into a prime (11143605037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3172157 + ... + 3175667.

It is an arithmetic number, because the mean of its divisors is an integer number (264269220).

Almost surely, 2^11143605032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11143605032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12684922560).

11143605032 is an abundant number, since it is smaller than the sum of its proper divisors (14226240088).

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

11143605032 is a wasteful number, since it uses less digits than its factorization.

11143605032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719 (or 3696 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 11143605032 in words is "eleven billion, one hundred forty-three million, six hundred five thousand, thirty-two".