134000430 has 64 divisors (see below), whose sum is σ = 332563968. Its totient is φ = 34536320.

The previous prime is 134000413. The next prime is 134000453. The reversal of 134000430 is 34000431.

It is a super-2 number, since 2×134000430² = 35912230480369800, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112297 + ... + 113483.

It is an arithmetic number, because the mean of its divisors is an integer number (5196312).

Almost surely, 2^134000430 is an apocalyptic number.

134000430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134000430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166281984).

134000430 is an abundant number, since it is smaller than the sum of its proper divisors (198563538).

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

134000430 is a wasteful number, since it uses less digits than its factorization.

134000430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 134000430 is about 11575.8554759465. The cubic root of 134000430 is about 511.7235420560.

Adding to 134000430 its reverse (34000431), we get a palindrome (168000861).

Subtracting from 134000430 its reverse (34000431), we obtain a palindrome (99999999).

The spelling of 134000430 in words is "one hundred thirty-four million, four hundred thirty", and thus it is an aban number.