134545000 has 80 divisors (see below), whose sum is σ = 320522400. Its totient is φ = 52920000.

The previous prime is 134544997. The next prime is 134545003. The reversal of 134545000 is 545431.

It is an interprime number because it is at equal distance from previous prime (134544997) and next prime (134545003).

It is not an unprimeable number, because it can be changed into a prime (134545003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 354811 + ... + 355189.

It is an arithmetic number, because the mean of its divisors is an integer number (4006530).

Almost surely, 2^134545000 is an apocalyptic number.

134545000 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 134545000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160261200).

134545000 is an abundant number, since it is smaller than the sum of its proper divisors (185977400).

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

134545000 is an equidigital number, since it uses as much as digits as its factorization.

134545000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 134545000 is about 11599.3534302564. The cubic root of 134545000 is about 512.4158100850.

The spelling of 134545000 in words is "one hundred thirty-four million, five hundred forty-five thousand".