119311920 has 320 divisors, whose sum is σ = 506634240. Its totient is φ = 25132032.

The previous prime is 119311909. The next prime is 119311921. The reversal of 119311920 is 29113911.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (119311921) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 196257 + ... + 196863.

It is an arithmetic number, because the mean of its divisors is an integer number (1583232).

Almost surely, 2^119311920 is an apocalyptic number.

119311920 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 119311920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253317120).

119311920 is an abundant number, since it is smaller than the sum of its proper divisors (387322320).

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

119311920 is a wasteful number, since it uses less digits than its factorization.

119311920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649 (or 637 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 119311920 is about 10922.9995880253. Note that the first 3 decimals coincide. The cubic root of 119311920 is about 492.2978565242.

The spelling of 119311920 in words is "one hundred nineteen million, three hundred eleven thousand, nine hundred twenty".