134421424 has 10 divisors (see below), whose sum is σ = 260441540. Its totient is φ = 67210704.

The previous prime is 134421383. The next prime is 134421439. The reversal of 134421424 is 424124431.

134421424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4200654 + ... + 4200685.

It is an arithmetic number, because the mean of its divisors is an integer number (26044154).

Almost surely, 2^134421424 is an apocalyptic number.

It is an amenable number.

134421424 is a deficient number, since it is larger than the sum of its proper divisors (126020116).

134421424 is an equidigital number, since it uses as much as digits as its factorization.

134421424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8401347 (or 8401341 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 134421424 is about 11594.0253579160. The cubic root of 134421424 is about 512.2588819379.

Adding to 134421424 its reverse (424124431), we get a palindrome (558545855).

The spelling of 134421424 in words is "one hundred thirty-four million, four hundred twenty-one thousand, four hundred twenty-four".