136161429 has 8 divisors (see below), whose sum is σ = 191103840. Its totient is φ = 85996656.

The previous prime is 136161419. The next prime is 136161461. The reversal of 136161429 is 924161631.

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

It is not a de Polignac number, because 136161429 - 2⁹ = 136160917 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 136161429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136161419) 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, 1194342 + ... + 1194455.

It is an arithmetic number, because the mean of its divisors is an integer number (23887980).

Almost surely, 2^136161429 is an apocalyptic number.

136161429 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

136161429 is a deficient number, since it is larger than the sum of its proper divisors (54942411).

136161429 is a wasteful number, since it uses less digits than its factorization.

136161429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388819.

The product of its digits is 7776, while the sum is 33.

The square root of 136161429 is about 11668.8229483526. The cubic root of 136161429 is about 514.4597079817.

The spelling of 136161429 in words is "one hundred thirty-six million, one hundred sixty-one thousand, four hundred twenty-nine".