134204434 has 24 divisors (see below), whose sum is σ = 252188748. Its totient is φ = 53091360.

The previous prime is 134204423. The next prime is 134204437. The reversal of 134204434 is 434402431.

It can be written as a sum of positive squares in 2 ways, for example, as 93180409 + 41024025 = 9653^2 + 6405^2 .

It is a junction number, because it is equal to n+sod(n) for n = 134204399 and 134204408.

It is not an unprimeable number, because it can be changed into a prime (134204437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51397 + ... + 53944.

Almost surely, 2^134204434 is an apocalyptic number.

134204434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

134204434 is a deficient number, since it is larger than the sum of its proper divisors (117984314).

134204434 is a wasteful number, since it uses less digits than its factorization.

134204434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105370 (or 105363 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 134204434 is about 11584.6637413436. The cubic root of 134204434 is about 511.9830952467.

Adding to 134204434 its reverse (434402431), we get a palindrome (568606865).

The spelling of 134204434 in words is "one hundred thirty-four million, two hundred four thousand, four hundred thirty-four".