1132160400 has 180 divisors, whose sum is σ = 4490284032. Its totient is φ = 258773760.

The previous prime is 1132160387. The next prime is 1132160411. The reversal of 1132160400 is 40612311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (180).

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2737 + ... + 47663.

Almost surely, 2^1132160400 is an apocalyptic number.

1132160400 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 1132160400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2245142016).

1132160400 is an abundant number, since it is smaller than the sum of its proper divisors (3358123632).

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

1132160400 is a wasteful number, since it uses less digits than its factorization.

1132160400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44958 (or 44944 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1132160400 is about 33647.5912956633. The cubic root of 1132160400 is about 1042.2437995064.

Adding to 1132160400 its reverse (40612311), we get a palindrome (1172772711).

The spelling of 1132160400 in words is "one billion, one hundred thirty-two million, one hundred sixty thousand, four hundred".