1161325124 has 12 divisors (see below), whose sum is σ = 2041043004. Its totient is φ = 578169984.

The previous prime is 1161325117. The next prime is 1161325129. The reversal of 1161325124 is 4215231611.

It can be written as a sum of positive squares in 2 ways, for example, as 659565124 + 501760000 = 25682^2 + 22400^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1161325093 and 1161325102.

It is not an unprimeable number, because it can be changed into a prime (1161325129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622097 + ... + 623960.

It is an arithmetic number, because the mean of its divisors is an integer number (170086917).

Almost surely, 2^1161325124 is an apocalyptic number.

It is an amenable number.

1161325124 is a deficient number, since it is larger than the sum of its proper divisors (879717880).

1161325124 is a wasteful number, since it uses less digits than its factorization.

1161325124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246294 (or 1246292 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1161325124 is about 34078.2206695127. The cubic root of 1161325124 is about 1051.1175173824.

Adding to 1161325124 its reverse (4215231611), we get a palindrome (5376556735).

The spelling of 1161325124 in words is "one billion, one hundred sixty-one million, three hundred twenty-five thousand, one hundred twenty-four".