134202231 has 8 divisors (see below), whose sum is σ = 198818160. Its totient is φ = 89468136.

The previous prime is 134202223. The next prime is 134202247. The reversal of 134202231 is 132202431.

134202231 is a `hidden beast` number, since 13 + 420 + 2 + 231 = 666.

It is not a de Polignac number, because 134202231 - 2³ = 134202223 is a prime.

It is a super-2 number, since 2×134202231² = 36020477610754722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134202221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485200 + ... + 2485253.

It is an arithmetic number, because the mean of its divisors is an integer number (24852270).

Almost surely, 2^134202231 is an apocalyptic number.

134202231 is a deficient number, since it is larger than the sum of its proper divisors (64615929).

134202231 is an equidigital number, since it uses as much as digits as its factorization.

134202231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4970462 (or 4970456 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 134202231 is about 11584.5686583489. The cubic root of 134202231 is about 511.9802937870.

Adding to 134202231 its reverse (132202431), we get a palindrome (266404662).

It can be divided in two parts, 13420 and 2231, that added together give a palindrome (15651).

The spelling of 134202231 in words is "one hundred thirty-four million, two hundred two thousand, two hundred thirty-one".