1125512036 has 12 divisors (see below), whose sum is σ = 2148704880. Its totient is φ = 511596360.

The previous prime is 1125512027. The next prime is 1125512053. The reversal of 1125512036 is 6302155211.

It is a junction number, because it is equal to n+sod(n) for n = 1125511996 and 1125512014.

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, 12789866 + ... + 12789953.

It is an arithmetic number, because the mean of its divisors is an integer number (179058740).

Almost surely, 2^1125512036 is an apocalyptic number.

It is an amenable number.

1125512036 is a deficient number, since it is larger than the sum of its proper divisors (1023192844).

1125512036 is a wasteful number, since it uses less digits than its factorization.

1125512036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25579834 (or 25579832 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1125512036 is about 33548.6517761892. The cubic root of 1125512036 is about 1040.1996768969.

Adding to 1125512036 its reverse (6302155211), we get a palindrome (7427667247).

The spelling of 1125512036 in words is "one billion, one hundred twenty-five million, five hundred twelve thousand, thirty-six".