134042140 has 48 divisors (see below), whose sum is σ = 293529600. Its totient is φ = 51359040.

The previous prime is 134042123. The next prime is 134042177. The reversal of 134042140 is 41240431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62811 + ... + 64909.

It is an arithmetic number, because the mean of its divisors is an integer number (6115200).

Almost surely, 2^134042140 is an apocalyptic number.

134042140 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 134042140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146764800).

134042140 is an abundant number, since it is smaller than the sum of its proper divisors (159487460).

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

134042140 is a wasteful number, since it uses less digits than its factorization.

134042140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242 (or 2240 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 134042140 is about 11577.6569304847. The cubic root of 134042140 is about 511.7766308776.

Adding to 134042140 its reverse (41240431), we get a palindrome (175282571).

The spelling of 134042140 in words is "one hundred thirty-four million, forty-two thousand, one hundred forty".