134304140 has 24 divisors (see below), whose sum is σ = 282260160. Its totient is φ = 53679488.

The previous prime is 134304139. The next prime is 134304161. The reversal of 134304140 is 41403431.

It is a happy number.

It is a super-2 number, since 2×134304140² = 36075204042279200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41501 + ... + 44619.

It is an arithmetic number, because the mean of its divisors is an integer number (11760840).

Almost surely, 2^134304140 is an apocalyptic number.

134304140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134304140 is an abundant number, since it is smaller than the sum of its proper divisors (147956020).

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

134304140 is a wasteful number, since it uses less digits than its factorization.

134304140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5281 (or 5279 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 134304140 is about 11588.9663042050. The cubic root of 134304140 is about 512.1098549678.

Adding to 134304140 its reverse (41403431), we get a palindrome (175707571).

The spelling of 134304140 in words is "one hundred thirty-four million, three hundred four thousand, one hundred forty".