134330020 has 96 divisors (see below), whose sum is σ = 319334400. Its totient is φ = 47049600.

The previous prime is 134330011. The next prime is 134330033. The reversal of 134330020 is 20033431.

It is a junction number, because it is equal to n+sod(n) for n = 134329976 and 134330003.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1025355 + ... + 1025485.

It is an arithmetic number, because the mean of its divisors is an integer number (3326400).

Almost surely, 2^134330020 is an apocalyptic number.

134330020 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 134330020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159667200).

134330020 is an abundant number, since it is smaller than the sum of its proper divisors (185004380).

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

134330020 is a wasteful number, since it uses less digits than its factorization.

134330020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 134330020 is about 11590.0828297299. The cubic root of 134330020 is about 512.1427468599.

Adding to 134330020 its reverse (20033431), we get a palindrome (154363451).

The spelling of 134330020 in words is "one hundred thirty-four million, three hundred thirty thousand, twenty".