1125036836 has 48 divisors (see below), whose sum is σ = 2457302400. Its totient is φ = 437848320.

The previous prime is 1125036827. The next prime is 1125036877. The reversal of 1125036836 is 6386305211.

It is a junction number, because it is equal to n+sod(n) for n = 1125036796 and 1125036805.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 440090 + ... + 442638.

It is an arithmetic number, because the mean of its divisors is an integer number (51193800).

Almost surely, 2^1125036836 is an apocalyptic number.

It is an amenable number.

1125036836 is an abundant number, since it is smaller than the sum of its proper divisors (1332265564).

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

1125036836 is a wasteful number, since it uses less digits than its factorization.

1125036836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004 (or 4002 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1125036836 is about 33541.5687766688. The cubic root of 1125036836 is about 1040.0532628047.

The spelling of 1125036836 in words is "one billion, one hundred twenty-five million, thirty-six thousand, eight hundred thirty-six".