1163125122 has 16 divisors (see below), whose sum is σ = 2328154752. Its totient is φ = 387390960.

The previous prime is 1163125039. The next prime is 1163125129. The reversal of 1163125122 is 2215213611.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1163125092 and 1163125101.

It is not an unprimeable number, because it can be changed into a prime (1163125129) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 71353 + ... + 86124.

It is an arithmetic number, because the mean of its divisors is an integer number (145509672).

Almost surely, 2^1163125122 is an apocalyptic number.

1163125122 is an abundant number, since it is smaller than the sum of its proper divisors (1165029630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163125122 is a wasteful number, since it uses less digits than its factorization.

1163125122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158713.

The product of its digits is 720, while the sum is 24.

The square root of 1163125122 is about 34104.6202441839. The cubic root of 1163125122 is about 1051.6602975574.

Adding to 1163125122 its reverse (2215213611), we get a palindrome (3378338733).

The spelling of 1163125122 in words is "one billion, one hundred sixty-three million, one hundred twenty-five thousand, one hundred twenty-two".