1131163532 has 12 divisors (see below), whose sum is σ = 1980292776. Its totient is φ = 565365600.

The previous prime is 1131163489. The next prime is 1131163541. The reversal of 1131163532 is 2353611311.

It is a super-2 number, since 2×1131163532² = 2559061872253430048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41969 + ... + 63432.

It is an arithmetic number, because the mean of its divisors is an integer number (165024398).

Almost surely, 2^1131163532 is an apocalyptic number.

It is an amenable number.

1131163532 is a deficient number, since it is larger than the sum of its proper divisors (849129244).

1131163532 is a wasteful number, since it uses less digits than its factorization.

1131163532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108088 (or 108086 counting only the distinct ones).

The product of its digits is 1620, while the sum is 26.

The square root of 1131163532 is about 33632.7746699555. The cubic root of 1131163532 is about 1041.9378108903.

Adding to 1131163532 its reverse (2353611311), we get a palindrome (3484774843).

The spelling of 1131163532 in words is "one billion, one hundred thirty-one million, one hundred sixty-three thousand, five hundred thirty-two".