1000099612 has 12 divisors (see below), whose sum is σ = 1783196856. Its totient is φ = 490614800.

The previous prime is 1000099601. The next prime is 1000099651. The reversal of 1000099612 is 2169900001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358514 + ... + 2358937.

It is an arithmetic number, because the mean of its divisors is an integer number (148599738).

Almost surely, 2^1000099612 is an apocalyptic number.

It is an amenable number.

1000099612 is a deficient number, since it is larger than the sum of its proper divisors (783097244).

1000099612 is a wasteful number, since it uses less digits than its factorization.

1000099612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717508 (or 4717506 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1000099612 is about 31624.3515664748. The cubic root of 1000099612 is about 1000.0332028976.

Adding to 1000099612 its reverse (2169900001), we get a palindrome (3169999613).

The spelling of 1000099612 in words is "one billion, ninety-nine thousand, six hundred twelve".