134143829 has 2 divisors, whose sum is σ = 134143830. Its totient is φ = 134143828.

The previous prime is 134143813. The next prime is 134143837. The reversal of 134143829 is 928341431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93566929 + 40576900 = 9673^2 + 6370^2 .

It is an emirp because it is prime and its reverse (928341431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134143829 - 2⁴ = 134143813 is a prime.

It is a super-3 number, since 3×134143829³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134143729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67071914 + 67071915.

It is an arithmetic number, because the mean of its divisors is an integer number (67071915).

Almost surely, 2^134143829 is an apocalyptic number.

It is an amenable number.

134143829 is a deficient number, since it is larger than the sum of its proper divisors (1).

134143829 is an equidigital number, since it uses as much as digits as its factorization.

134143829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 134143829 is about 11582.0477032345. The cubic root of 134143829 is about 511.9060153111.

The spelling of 134143829 in words is "one hundred thirty-four million, one hundred forty-three thousand, eight hundred twenty-nine".