1131122532 has 24 divisors (see below), whose sum is σ = 2645256096. Its totient is φ = 376187968.

The previous prime is 1131122521. The next prime is 1131122549. The reversal of 1131122532 is 2352211311.

1131122532 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1131122499 and 1131122508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101073 + ... + 111704.

It is an arithmetic number, because the mean of its divisors is an integer number (110219004).

Almost surely, 2^1131122532 is an apocalyptic number.

1131122532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131122532 is an abundant number, since it is smaller than the sum of its proper divisors (1514133564).

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

1131122532 is a wasteful number, since it uses less digits than its factorization.

1131122532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213227 (or 213225 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 1131122532 is about 33632.1651399371. The cubic root of 1131122532 is about 1041.9252220927.

Adding to 1131122532 its reverse (2352211311), we get a palindrome (3483333843).

The spelling of 1131122532 in words is "one billion, one hundred thirty-one million, one hundred twenty-two thousand, five hundred thirty-two".