134503400 has 48 divisors (see below), whose sum is σ = 318645900. Its totient is φ = 52782080.

The previous prime is 134503373. The next prime is 134503423. The reversal of 134503400 is 4305431.

It can be written as a sum of positive squares in 6 ways, for example, as 35022724 + 99480676 = 5918^2 + 9974^2 .

It is a super-2 number, since 2×134503400² = 36182329223120000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4256 + ... + 16944.

Almost surely, 2^134503400 is an apocalyptic number.

134503400 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 134503400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159322950).

134503400 is an abundant number, since it is smaller than the sum of its proper divisors (184142500).

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

134503400 is a wasteful number, since it uses less digits than its factorization.

134503400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12758 (or 12749 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 134503400 is about 11597.5600882255. The cubic root of 134503400 is about 512.3629933197.

Adding to 134503400 its reverse (4305431), we get a palindrome (138808831).

The spelling of 134503400 in words is "one hundred thirty-four million, five hundred three thousand, four hundred".