1132987500 has 216 divisors, whose sum is σ = 3722230512. Its totient is φ = 301320000.

The previous prime is 1132987483. The next prime is 1132987501. The reversal of 1132987500 is 57892311.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1132987501) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3037314 + ... + 3037686.

Almost surely, 2^1132987500 is an apocalyptic number.

1132987500 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 1132987500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1861115256).

1132987500 is an abundant number, since it is smaller than the sum of its proper divisors (2589243012).

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

1132987500 is an frugal number, since it uses more digits than its factorization.

1132987500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 1132987500 is about 33659.8796789293. The cubic root of 1132987500 is about 1042.4975415293.

The spelling of 1132987500 in words is "one billion, one hundred thirty-two million, nine hundred eighty-seven thousand, five hundred".