134203320 has 96 divisors (see below), whose sum is σ = 440154000. Its totient is φ = 35460096.

The previous prime is 134203297. The next prime is 134203331. The reversal of 134203320 is 23302431.

134203320 is a `hidden beast` number, since 1 + 342 + 0 + 3 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 134203293 and 134203302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39031 + ... + 42329.

Almost surely, 2^134203320 is an apocalyptic number.

134203320 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 134203320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220077000).

134203320 is an abundant number, since it is smaller than the sum of its proper divisors (305950680).

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

134203320 is a wasteful number, since it uses less digits than its factorization.

134203320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3429 (or 3422 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 134203320 is about 11584.6156604352. The cubic root of 134203320 is about 511.9816786250.

Adding to 134203320 its reverse (23302431), we get a palindrome (157505751).

The spelling of 134203320 in words is "one hundred thirty-four million, two hundred three thousand, three hundred twenty".