134204100 has 72 divisors (see below), whose sum is σ = 389975040. Its totient is φ = 35633280.

The previous prime is 134204093. The next prime is 134204101. The reversal of 134204100 is 1402431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 134204100.

It is not an unprimeable number, because it can be changed into a prime (134204101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79869 + ... + 81531.

It is an arithmetic number, because the mean of its divisors is an integer number (5416320).

Almost surely, 2^134204100 is an apocalyptic number.

134204100 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 134204100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194987520).

134204100 is an abundant number, since it is smaller than the sum of its proper divisors (255770940).

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

134204100 is a wasteful number, since it uses less digits than its factorization.

134204100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949 (or 1942 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 134204100 is about 11584.6493257241. The cubic root of 134204100 is about 511.9826705153.

Adding to 134204100 its reverse (1402431), we get a palindrome (135606531).

The spelling of 134204100 in words is "one hundred thirty-four million, two hundred four thousand, one hundred".