119997900 has 432 divisors, whose sum is σ = 467970048. Its totient is φ = 25344000.

The previous prime is 119997887. The next prime is 119997929. The reversal of 119997900 is 9799911.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3870885 + ... + 3870915.

It is an arithmetic number, because the mean of its divisors is an integer number (1083264).

Almost surely, 2^119997900 is an apocalyptic number.

119997900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 119997900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233985024).

119997900 is an abundant number, since it is smaller than the sum of its proper divisors (347972148).

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

119997900 is a wasteful number, since it uses less digits than its factorization.

119997900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 45927, while the sum is 45.

The square root of 119997900 is about 10954.3552982364. The cubic root of 119997900 is about 493.2395376019.

It can be divided in two parts, 1199 and 97900, that added together give a palindrome (99099).

The spelling of 119997900 in words is "one hundred nineteen million, nine hundred ninety-seven thousand, nine hundred".