1009711922 has 6 divisors (see below), whose sum is σ = 1514635293. Its totient is φ = 504833492.

The previous prime is 1009711919. The next prime is 1009711931. The reversal of 1009711922 is 2291179001.

It can be written as a sum of positive squares in 2 ways, for example, as 936421201 + 73290721 = 30601^2 + 8561^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=22469.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 33704 + ... + 56172.

Almost surely, 2^1009711922 is an apocalyptic number.

1009711922 is a deficient number, since it is larger than the sum of its proper divisors (504923371).

1009711922 is an frugal number, since it uses more digits than its factorization.

1009711922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44940 (or 22471 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 32.

The square root of 1009711922 is about 31775.9645329611. The cubic root of 1009711922 is about 1003.2268833569.

Multiplying 1009711922 by its sum of digits (32), we get a square (32310781504 = 179752²).

The spelling of 1009711922 in words is "one billion, nine million, seven hundred eleven thousand, nine hundred twenty-two".