134181306 has 192 divisors, whose sum is σ = 389059200. Its totient is φ = 33965568.

The previous prime is 134181283. The next prime is 134181349. The reversal of 134181306 is 603181431.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 134181306.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 854580 + ... + 854736.

It is an arithmetic number, because the mean of its divisors is an integer number (2026350).

Almost surely, 2^134181306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134181306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194529600).

134181306 is an abundant number, since it is smaller than the sum of its proper divisors (254877894).

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

134181306 is a wasteful number, since it uses less digits than its factorization.

134181306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 134181306 is about 11583.6654820484. The cubic root of 134181306 is about 511.9536828422.

The spelling of 134181306 in words is "one hundred thirty-four million, one hundred eighty-one thousand, three hundred six".