134475380 has 48 divisors (see below), whose sum is σ = 308017920. Its totient is φ = 49016448.

The previous prime is 134475379. The next prime is 134475391. The reversal of 134475380 is 83574431.

It is a super-2 number, since 2×134475380² = 36167255652288800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134475380.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17267 + ... + 23813.

It is an arithmetic number, because the mean of its divisors is an integer number (6417040).

Almost surely, 2^134475380 is an apocalyptic number.

134475380 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 134475380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154008960).

134475380 is an abundant number, since it is smaller than the sum of its proper divisors (173542540).

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

134475380 is a wasteful number, since it uses less digits than its factorization.

134475380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6648 (or 6646 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 134475380 is about 11596.3520125943. The cubic root of 134475380 is about 512.3274120430.

The spelling of 134475380 in words is "one hundred thirty-four million, four hundred seventy-five thousand, three hundred eighty".