1481125689 has 64 divisors (see below), whose sum is σ = 2302074880. Its totient is φ = 940584960.

The previous prime is 1481125673. The next prime is 1481125699. The reversal of 1481125689 is 9865211841.

It is a happy number.

1481125689 is a `hidden beast` number, since 1 + 4 + 81 + 1 + 2 + 568 + 9 = 666.

It is not a de Polignac number, because 1481125689 - 2⁴ = 1481125673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1481125609) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11662344 + ... + 11662470.

It is an arithmetic number, because the mean of its divisors is an integer number (35969920).

Almost surely, 2^1481125689 is an apocalyptic number.

It is an amenable number.

1481125689 is a deficient number, since it is larger than the sum of its proper divisors (820949191).

1481125689 is a wasteful number, since it uses less digits than its factorization.

1481125689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 361 counting only the distinct ones).

The product of its digits is 138240, while the sum is 45.

The square root of 1481125689 is about 38485.3957885326. The cubic root of 1481125689 is about 1139.8926976567.

The spelling of 1481125689 in words is "one billion, four hundred eighty-one million, one hundred twenty-five thousand, six hundred eighty-nine".