134431411 has 4 divisors (see below), whose sum is σ = 134608824. Its totient is φ = 134254000.

The previous prime is 134431391. The next prime is 134431417. The reversal of 134431411 is 114134431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134431411 - 2⁵ = 134431379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134431417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87565 + ... + 89086.

It is an arithmetic number, because the mean of its divisors is an integer number (33652206).

Almost surely, 2^134431411 is an apocalyptic number.

134431411 is a deficient number, since it is larger than the sum of its proper divisors (177413).

134431411 is an equidigital number, since it uses as much as digits as its factorization.

134431411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177412.

The product of its digits is 576, while the sum is 22.

The square root of 134431411 is about 11594.4560458868. The cubic root of 134431411 is about 512.2715679185.

Adding to 134431411 its reverse (114134431), we get a palindrome (248565842).

The spelling of 134431411 in words is "one hundred thirty-four million, four hundred thirty-one thousand, four hundred eleven".