1040209612 has 12 divisors (see below), whose sum is σ = 1960395136. Its totient is φ = 480096720.

The previous prime is 1040209609. The next prime is 1040209649. The reversal of 1040209612 is 2169020401.

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 3 ways as a sum of consecutive naturals, for example, 10001964 + ... + 10002067.

Almost surely, 2^1040209612 is an apocalyptic number.

It is an amenable number.

1040209612 is a deficient number, since it is larger than the sum of its proper divisors (920185524).

1040209612 is a wasteful number, since it uses less digits than its factorization.

1040209612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20004048 (or 20004046 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1040209612 is about 32252.2807255549. The cubic root of 1040209612 is about 1013.2274666736.

The spelling of 1040209612 in words is "one billion, forty million, two hundred nine thousand, six hundred twelve".