1132405404 has 96 divisors (see below), whose sum is σ = 2977744896. Its totient is φ = 332613120.

The previous prime is 1132405333. The next prime is 1132405423. The reversal of 1132405404 is 4045042311.

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, 298729 + ... + 302495.

It is an arithmetic number, because the mean of its divisors is an integer number (31018176).

Almost surely, 2^1132405404 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 1132405404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1488872448).

1132405404 is an abundant number, since it is smaller than the sum of its proper divisors (1845339492).

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

1132405404 is a wasteful number, since it uses less digits than its factorization.

1132405404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875 (or 3873 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1132405404 is about 33651.2318348081. The cubic root of 1132405404 is about 1042.3189759808.

Adding to 1132405404 its reverse (4045042311), we get a palindrome (5177447715).

The spelling of 1132405404 in words is "one billion, one hundred thirty-two million, four hundred five thousand, four hundred four".