1161325244 has 12 divisors (see below), whose sum is σ = 2042636904. Its totient is φ = 577714704.

The previous prime is 1161325229. The next prime is 1161325283. The reversal of 1161325244 is 4425231611.

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, 736094 + ... + 737669.

It is an arithmetic number, because the mean of its divisors is an integer number (170219742).

Almost surely, 2^1161325244 is an apocalyptic number.

It is an amenable number.

1161325244 is a deficient number, since it is larger than the sum of its proper divisors (881311660).

1161325244 is a wasteful number, since it uses less digits than its factorization.

1161325244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473964 (or 1473962 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 1161325244 is about 34078.2224301679. Note that the first 3 decimals coincide. The cubic root of 1161325244 is about 1051.1175535865.

Adding to 1161325244 its reverse (4425231611), we get a palindrome (5586556855).

The spelling of 1161325244 in words is "one billion, one hundred sixty-one million, three hundred twenty-five thousand, two hundred forty-four".