1125322115 has 16 divisors (see below), whose sum is σ = 1364299200. Its totient is φ = 891031680.

The previous prime is 1125322109. The next prime is 1125322117. The reversal of 1125322115 is 5112235211.

It is not a de Polignac number, because 1125322115 - 2⁸ = 1125321859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125322117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193145 + ... + 198885.

It is an arithmetic number, because the mean of its divisors is an integer number (85268700).

Almost surely, 2^1125322115 is an apocalyptic number.

1125322115 is a deficient number, since it is larger than the sum of its proper divisors (238977085).

1125322115 is a wasteful number, since it uses less digits than its factorization.

1125322115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6142.

The product of its digits is 600, while the sum is 23.

The square root of 1125322115 is about 33545.8211257379. The cubic root of 1125322115 is about 1040.1411651945.

Adding to 1125322115 its reverse (5112235211), we get a palindrome (6237557326).

The spelling of 1125322115 in words is "one billion, one hundred twenty-five million, three hundred twenty-two thousand, one hundred fifteen".