134681229 has 12 divisors (see below), whose sum is σ = 197729532. Its totient is φ = 88315200.

The previous prime is 134681227. The next prime is 134681233. The reversal of 134681229 is 922186431.

It can be written as a sum of positive squares in 2 ways, for example, as 18688329 + 115992900 = 4323^2 + 10770^2 .

It is not a de Polignac number, because 134681229 - 2¹ = 134681227 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 134681193 and 134681202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134681227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122112 + ... + 123209.

It is an arithmetic number, because the mean of its divisors is an integer number (16477461).

Almost surely, 2^134681229 is an apocalyptic number.

It is an amenable number.

134681229 is a deficient number, since it is larger than the sum of its proper divisors (63048303).

134681229 is a wasteful number, since it uses less digits than its factorization.

134681229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245388 (or 245385 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 134681229 is about 11605.2242115351. The cubic root of 134681229 is about 512.5886948615.

The spelling of 134681229 in words is "one hundred thirty-four million, six hundred eighty-one thousand, two hundred twenty-nine".