1132441020 has 96 divisors (see below), whose sum is σ = 3529189440. Its totient is φ = 301466880.

The previous prime is 1132440997. The next prime is 1132441049. The reversal of 1132441020 is 201442311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1132440984 and 1132441002.

It is a congruent number.

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, 394390 + ... + 397250.

It is an arithmetic number, because the mean of its divisors is an integer number (36762390).

Almost surely, 2^1132441020 is an apocalyptic number.

1132441020 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 1132441020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1764594720).

1132441020 is an abundant number, since it is smaller than the sum of its proper divisors (2396748420).

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

1132441020 is a wasteful number, since it uses less digits than its factorization.

1132441020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3612 (or 3604 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1132441020 is about 33651.7610237562. The cubic root of 1132441020 is about 1042.3299034112.

Adding to 1132441020 its reverse (201442311), we get a palindrome (1333883331).

The spelling of 1132441020 in words is "one billion, one hundred thirty-two million, four hundred forty-one thousand, twenty".