134302020 has 48 divisors (see below), whose sum is σ = 376911360. Its totient is φ = 35731456.

The previous prime is 134302001. The next prime is 134302033. The reversal of 134302020 is 20203431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26404 + ... + 31076.

It is an arithmetic number, because the mean of its divisors is an integer number (7852320).

Almost surely, 2^134302020 is an apocalyptic number.

134302020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134302020 is an abundant number, since it is smaller than the sum of its proper divisors (242609340).

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

134302020 is a wasteful number, since it uses less digits than its factorization.

134302020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5164 (or 5162 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 134302020 is about 11588.8748375328. The cubic root of 134302020 is about 512.1071603907.

Adding to 134302020 its reverse (20203431), we get a palindrome (154505451).

The spelling of 134302020 in words is "one hundred thirty-four million, three hundred two thousand, twenty".