1125514516 has 18 divisors (see below), whose sum is σ = 2291226378. Its totient is φ = 482363280.

The previous prime is 1125514487. The next prime is 1125514517. The reversal of 1125514516 is 6154155211.

It can be written as a sum of positive squares in only one way, i.e., 1092566916 + 32947600 = 33054^2 + 5740^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125514517) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2871015 + ... + 2871406.

Almost surely, 2^1125514516 is an apocalyptic number.

It is an amenable number.

1125514516 is an abundant number, since it is smaller than the sum of its proper divisors (1165711862).

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

1125514516 is a wasteful number, since it uses less digits than its factorization.

1125514516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5742439 (or 5742430 counting only the distinct ones).

The product of its digits is 6000, while the sum is 31.

The square root of 1125514516 is about 33548.6887374157. The cubic root of 1125514516 is about 1040.2004409027.

Adding to 1125514516 its reverse (6154155211), we get a palindrome (7279669727).

The spelling of 1125514516 in words is "one billion, one hundred twenty-five million, five hundred fourteen thousand, five hundred sixteen".