118801000 has 32 divisors (see below), whose sum is σ = 277996680. Its totient is φ = 47520000.

The previous prime is 118800991. The next prime is 118801013. The reversal of 118801000 is 108811.

It can be written as a sum of positive squares in 4 ways, for example, as 13410244 + 105390756 = 3662^2 + 10266^2 .

It is a super-2 number, since 2×118801000² = 28227355202000000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58401 + ... + 60400.

Almost surely, 2^118801000 is an apocalyptic number.

118801000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118801000 is an abundant number, since it is smaller than the sum of its proper divisors (159195680).

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

118801000 is a wasteful number, since it uses less digits than its factorization.

118801000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118822 (or 118808 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

The square root of 118801000 is about 10899.5871481446. The cubic root of 118801000 is about 491.5941416853.

Adding to 118801000 its reverse (108811), we get a palindrome (118909811).

It can be divided in two parts, 11880 and 1000, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 118801000 in words is "one hundred eighteen million, eight hundred one thousand".