1009120047089 has 16 divisors (see below), whose sum is σ = 1258309610496. Its totient is φ = 786211112400.

The previous prime is 1009120047079. The next prime is 1009120047101. The reversal of 1009120047089 is 9807400219001.

It is not a de Polignac number, because 1009120047089 - 2⁸ = 1009120046833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1009120047079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442007 + ... + 1487820.

It is an arithmetic number, because the mean of its divisors is an integer number (78644350656).

Almost surely, 2^{1009120047089} is an apocalyptic number.

It is an amenable number.

1009120047089 is a deficient number, since it is larger than the sum of its proper divisors (249189563407).

1009120047089 is a wasteful number, since it uses less digits than its factorization.

1009120047089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936636.

The product of its (nonzero) digits is 36288, while the sum is 41.

The spelling of 1009120047089 in words is "one trillion, nine billion, one hundred twenty million, forty-seven thousand, eighty-nine".