134545320 has 384 divisors, whose sum is σ = 567302400. Its totient is φ = 27620352.

The previous prime is 134545319. The next prime is 134545337. The reversal of 134545320 is 23545431.

134545320 = 139³ + 140³ + ... + 173³.

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

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 95 ways as a sum of consecutive naturals, for example, 3636342 + ... + 3636378.

It is an arithmetic number, because the mean of its divisors is an integer number (1477350).

Almost surely, 2^134545320 is an apocalyptic number.

134545320 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 134545320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283651200).

134545320 is an abundant number, since it is smaller than the sum of its proper divisors (432757080).

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

134545320 is a wasteful number, since it uses less digits than its factorization.

134545320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 134545320 is about 11599.3672241205. The cubic root of 134545320 is about 512.4162163256.

It can be divided in two parts, 1345 and 45320, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 134545320 in words is "one hundred thirty-four million, five hundred forty-five thousand, three hundred twenty".