134421339 has 16 divisors (see below), whose sum is σ = 195010592. Its totient is φ = 81865728.

The previous prime is 134421337. The next prime is 134421377. The reversal of 134421339 is 933124431.

It is not a de Polignac number, because 134421339 - 2¹ = 134421337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134421337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13984 + ... + 21549.

It is an arithmetic number, because the mean of its divisors is an integer number (12188162).

Almost surely, 2^134421339 is an apocalyptic number.

134421339 is a deficient number, since it is larger than the sum of its proper divisors (60589253).

134421339 is a wasteful number, since it uses less digits than its factorization.

134421339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35646.

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

The square root of 134421339 is about 11594.0216922343. The cubic root of 134421339 is about 512.2587739640.

The spelling of 134421339 in words is "one hundred thirty-four million, four hundred twenty-one thousand, three hundred thirty-nine".