136243029 has 8 divisors (see below), whose sum is σ = 195631072. Its totient is φ = 83841840.

The previous prime is 136243021. The next prime is 136243043. The reversal of 136243029 is 920342631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136243029 - 2³ = 136243021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136242987 and 136243005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136243021) 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, 1746667 + ... + 1746744.

It is an arithmetic number, because the mean of its divisors is an integer number (24453884).

Almost surely, 2^136243029 is an apocalyptic number.

It is an amenable number.

136243029 is a deficient number, since it is larger than the sum of its proper divisors (59388043).

136243029 is a wasteful number, since it uses less digits than its factorization.

136243029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493427.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 136243029 is about 11672.3189212770. The cubic root of 136243029 is about 514.5624574148.

It can be divided in two parts, 13624 and 3029, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 136243029 in words is "one hundred thirty-six million, two hundred forty-three thousand, twenty-nine".