134431266 has 16 divisors (see below), whose sum is σ = 270216000. Its totient is φ = 44584848.

The previous prime is 134431261. The next prime is 134431273. The reversal of 134431266 is 662134431.

It is not an unprimeable number, because it can be changed into a prime (134431261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55101 + ... + 57488.

It is an arithmetic number, because the mean of its divisors is an integer number (16888500).

Almost surely, 2^134431266 is an apocalyptic number.

134431266 is an abundant number, since it is smaller than the sum of its proper divisors (135784734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134431266 is a wasteful number, since it uses less digits than its factorization.

134431266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112793.

The product of its digits is 10368, while the sum is 30.

The square root of 134431266 is about 11594.4497928966. The cubic root of 134431266 is about 512.2713837369.

Adding to 134431266 its reverse (662134431), we get a palindrome (796565697).

The spelling of 134431266 in words is "one hundred thirty-four million, four hundred thirty-one thousand, two hundred sixty-six".