134933421 has 32 divisors (see below), whose sum is σ = 223436800. Its totient is φ = 70683840.

The previous prime is 134933417. The next prime is 134933423. The reversal of 134933421 is 124339431.

134933421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 134933421 - 2² = 134933417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134933423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6915 + ... + 17823.

It is an arithmetic number, because the mean of its divisors is an integer number (6982400).

Almost surely, 2^134933421 is an apocalyptic number.

It is an amenable number.

134933421 is a deficient number, since it is larger than the sum of its proper divisors (88503379).

134933421 is a wasteful number, since it uses less digits than its factorization.

134933421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10969.

The product of its digits is 7776, while the sum is 30.

The square root of 134933421 is about 11616.0845813036. The cubic root of 134933421 is about 512.9084379219.

The spelling of 134933421 in words is "one hundred thirty-four million, nine hundred thirty-three thousand, four hundred twenty-one".