1132553400 has 192 divisors, whose sum is σ = 3870288000. Its totient is φ = 271680000.

The previous prime is 1132553399. The next prime is 1132553431. The reversal of 1132553400 is 43552311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 665751 + ... + 667449.

It is an arithmetic number, because the mean of its divisors is an integer number (20157750).

Almost surely, 2^1132553400 is an apocalyptic number.

1132553400 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 1132553400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1935144000).

1132553400 is an abundant number, since it is smaller than the sum of its proper divisors (2737734600).

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

1132553400 is a wasteful number, since it uses less digits than its factorization.

1132553400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830 (or 1821 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1132553400 is about 33653.4307315020. The cubic root of 1132553400 is about 1042.3643814864.

The spelling of 1132553400 in words is "one billion, one hundred thirty-two million, five hundred fifty-three thousand, four hundred".