1001000118 has 32 divisors (see below), whose sum is σ = 2042271072. Its totient is φ = 326995200.

The previous prime is 1001000113. The next prime is 1001000131. The reversal of 1001000118 is 8110001001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001000111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97980 + ... + 107712.

It is an arithmetic number, because the mean of its divisors is an integer number (63820971).

Almost surely, 2^1001000118 is an apocalyptic number.

1001000118 is an abundant number, since it is smaller than the sum of its proper divisors (1041270954).

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

1001000118 is a wasteful number, since it uses less digits than its factorization.

1001000118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10080.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1001000118 is about 31638.5859039243. The cubic root of 1001000118 is about 1000.3332615910. Note that the first 3 decimals are identical.

Adding to 1001000118 its reverse (8110001001), we get a palindrome (9111001119).

The spelling of 1001000118 in words is "one billion, one million, one hundred eighteen", and thus it is an aban number.