1129160212 has 12 divisors (see below), whose sum is σ = 1994159860. Its totient is φ = 559400256.

The previous prime is 1129160209. The next prime is 1129160239. The reversal of 1129160212 is 2120619211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 617224336 + 511935876 = 24844^2 + 22626^2 .

It is a congruent number.

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, 1294473 + ... + 1295344.

Almost surely, 2^1129160212 is an apocalyptic number.

It is an amenable number.

1129160212 is a deficient number, since it is larger than the sum of its proper divisors (864999648).

1129160212 is a wasteful number, since it uses less digits than its factorization.

1129160212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2589930 (or 2589928 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 1129160212 is about 33602.9792131591. The cubic root of 1129160212 is about 1041.3223477701.

Adding to 1129160212 its reverse (2120619211), we get a palindrome (3249779423).

The spelling of 1129160212 in words is "one billion, one hundred twenty-nine million, one hundred sixty thousand, two hundred twelve".