134484431 has 4 divisors (see below), whose sum is σ = 134509200. Its totient is φ = 134459664.

The previous prime is 134484421. The next prime is 134484439.

134484431 is nontrivially palindromic in base 10.

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 134484431 - 2⁶ = 134484367 is a prime.

It is a super-2 number, since 2×134484431² = 36172124362787522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134484439) 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, 326 + ... + 16403.

It is an arithmetic number, because the mean of its divisors is an integer number (33627300).

Almost surely, 2^134484431 is an apocalyptic number.

134484431 is a deficient number, since it is larger than the sum of its proper divisors (24769).

134484431 is an equidigital number, since it uses as much as digits as its factorization.

134484431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24768.

The product of its digits is 18432, while the sum is 32.

The square root of 134484431 is about 11596.7422580654. The cubic root of 134484431 is about 512.3389060215.

The spelling of 134484431 in words is "one hundred thirty-four million, four hundred eighty-four thousand, four hundred thirty-one".