1331120132 has 6 divisors (see below), whose sum is σ = 2329460238. Its totient is φ = 665560064.

The previous prime is 1331120117. The next prime is 1331120159. The reversal of 1331120132 is 2310211331.

It can be written as a sum of positive squares in only one way, i.e., 917241796 + 413878336 = 30286^2 + 20344^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1331120132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166390013 + ... + 166390020.

It is an arithmetic number, because the mean of its divisors is an integer number (388243373).

Almost surely, 2^1331120132 is an apocalyptic number.

It is an amenable number.

1331120132 is a deficient number, since it is larger than the sum of its proper divisors (998340106).

1331120132 is a wasteful number, since it uses less digits than its factorization.

1331120132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332780037 (or 332780035 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1331120132 is about 36484.5190731631. The cubic root of 1331120132 is about 1100.0330932193.

Adding to 1331120132 its reverse (2310211331), we get a palindrome (3641331463).

The spelling of 1331120132 in words is "one billion, three hundred thirty-one million, one hundred twenty thousand, one hundred thirty-two".