1000109960 has 16 divisors (see below), whose sum is σ = 2250247500. Its totient is φ = 400043968.

The previous prime is 1000109959. The next prime is 1000109977. The reversal of 1000109960 is 699010001.

It can be written as a sum of positive squares in 2 ways, for example, as 998939236 + 1170724 = 31606^2 + 1082^2 .

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, 12501335 + ... + 12501414.

Almost surely, 2^1000109960 is an apocalyptic number.

1000109960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000109960 is an abundant number, since it is smaller than the sum of its proper divisors (1250137540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000109960 is a wasteful number, since it uses less digits than its factorization.

1000109960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25002760 (or 25002756 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 1000109960 is about 31624.5151741493. The cubic root of 1000109960 is about 1000.0366519899.

Adding to 1000109960 its reverse (699010001), we get a palindrome (1699119961).

The spelling of 1000109960 in words is "one billion, one hundred nine thousand, nine hundred sixty".