1000039912 has 32 divisors (see below), whose sum is σ = 1939680000. Its totient is φ = 482860800.

The previous prime is 1000039903. The next prime is 1000039919. The reversal of 1000039912 is 2199300001.

It is not an unprimeable number, because it can be changed into a prime (1000039919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119712 + ... + 127792.

It is an arithmetic number, because the mean of its divisors is an integer number (60615000).

Almost surely, 2^1000039912 is an apocalyptic number.

It is an amenable number.

1000039912 is a deficient number, since it is larger than the sum of its proper divisors (939640088).

1000039912 is a wasteful number, since it uses less digits than its factorization.

1000039912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8617 (or 8613 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 1000039912 is about 31623.4076595170. The cubic root of 1000039912 is about 1000.0133038230.

Adding to 1000039912 its reverse (2199300001), we get a palindrome (3199339913).

The spelling of 1000039912 in words is "one billion, thirty-nine thousand, nine hundred twelve".