1131022532 has 6 divisors (see below), whose sum is σ = 1979289438. Its totient is φ = 565511264.

The previous prime is 1131022531. The next prime is 1131022547. The reversal of 1131022532 is 2352201311.

It can be written as a sum of positive squares in only one way, i.e., 749445376 + 381577156 = 27376^2 + 19534^2 .

It is not an unprimeable number, because it can be changed into a prime (1131022531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141377813 + ... + 141377820.

It is an arithmetic number, because the mean of its divisors is an integer number (329881573).

Almost surely, 2^1131022532 is an apocalyptic number.

It is an amenable number.

1131022532 is a deficient number, since it is larger than the sum of its proper divisors (848266906).

1131022532 is a wasteful number, since it uses less digits than its factorization.

1131022532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282755637 (or 282755635 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1131022532 is about 33630.6784350242. The cubic root of 1131022532 is about 1041.8945164323.

Adding to 1131022532 its reverse (2352201311), we get a palindrome (3483223843).

The spelling of 1131022532 in words is "one billion, one hundred thirty-one million, twenty-two thousand, five hundred thirty-two".