1135521324 has 144 divisors (see below), whose sum is σ = 3487288896. Its totient is φ = 304128000.

The previous prime is 1135521323. The next prime is 1135521367. The reversal of 1135521324 is 4231255311.

1135521324 is a `hidden beast` number, since 1 + 135 + 521 + 3 + 2 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (1135521323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1717554 + ... + 1718214.

It is an arithmetic number, because the mean of its divisors is an integer number (24217284).

Almost surely, 2^1135521324 is an apocalyptic number.

1135521324 is a gapful number since it is divisible by the number (14) 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 1135521324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1743644448).

1135521324 is an abundant number, since it is smaller than the sum of its proper divisors (2351767572).

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

1135521324 is a wasteful number, since it uses less digits than its factorization.

1135521324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096 (or 1091 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1135521324 is about 33697.4972957933. The cubic root of 1135521324 is about 1043.2741133718.

Adding to 1135521324 its reverse (4231255311), we get a palindrome (5366776635).

The spelling of 1135521324 in words is "one billion, one hundred thirty-five million, five hundred twenty-one thousand, three hundred twenty-four".