134574231 has 16 divisors (see below), whose sum is σ = 196035840. Its totient is φ = 81438720.

The previous prime is 134574229. The next prime is 134574241. The reversal of 134574231 is 132475431.

It is a happy number.

It is not a de Polignac number, because 134574231 - 2¹ = 134574229 is a prime.

It is a super-2 number, since 2×134574231² = 36220447298482722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134574241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22726 + ... + 28028.

It is an arithmetic number, because the mean of its divisors is an integer number (12252240).

Almost surely, 2^134574231 is an apocalyptic number.

134574231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134574231 is a deficient number, since it is larger than the sum of its proper divisors (61461609).

134574231 is a wasteful number, since it uses less digits than its factorization.

134574231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6086.

The product of its digits is 10080, while the sum is 30.

The square root of 134574231 is about 11600.6133889549. The cubic root of 134574231 is about 512.4529162377.

The spelling of 134574231 in words is "one hundred thirty-four million, five hundred seventy-four thousand, two hundred thirty-one".