134370140 has 48 divisors (see below), whose sum is σ = 299496960. Its totient is φ = 50529600.

The previous prime is 134370139. The next prime is 134370143. The reversal of 134370140 is 41073431.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134370143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24665 + ... + 29615.

It is an arithmetic number, because the mean of its divisors is an integer number (6239520).

Almost surely, 2^134370140 is an apocalyptic number.

134370140 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 134370140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149748480).

134370140 is an abundant number, since it is smaller than the sum of its proper divisors (165126820).

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

134370140 is a wasteful number, since it uses less digits than its factorization.

134370140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5042 (or 5040 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 134370140 is about 11591.8134905631. The cubic root of 134370140 is about 512.1937285684.

The spelling of 134370140 in words is "one hundred thirty-four million, three hundred seventy thousand, one hundred forty".