1125486089 has 24 divisors (see below), whose sum is σ = 1396023552. Its totient is φ = 888451200.

The previous prime is 1125486083. The next prime is 1125486101. The reversal of 1125486089 is 9806845211.

It is not a de Polignac number, because 1125486089 - 2²⁰ = 1124437513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125486083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 710192 + ... + 711774.

It is an arithmetic number, because the mean of its divisors is an integer number (58167648).

Almost surely, 2^1125486089 is an apocalyptic number.

It is an amenable number.

1125486089 is a deficient number, since it is larger than the sum of its proper divisors (270537463).

1125486089 is a wasteful number, since it uses less digits than its factorization.

1125486089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217 (or 2204 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 1125486089 is about 33548.2650669152. The cubic root of 1125486089 is about 1040.1916834185.

The spelling of 1125486089 in words is "one billion, one hundred twenty-five million, four hundred eighty-six thousand, eighty-nine".