136394205 has 8 divisors (see below), whose sum is σ = 218230752. Its totient is φ = 72743568.

The previous prime is 136394201. The next prime is 136394233. The reversal of 136394205 is 502493631.

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

It is not a de Polignac number, because 136394205 - 2² = 136394201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136394201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4546459 + ... + 4546488.

It is an arithmetic number, because the mean of its divisors is an integer number (27278844).

Almost surely, 2^136394205 is an apocalyptic number.

136394205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136394205 is a deficient number, since it is larger than the sum of its proper divisors (81836547).

136394205 is an equidigital number, since it uses as much as digits as its factorization.

136394205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9092955.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 136394205 is about 11678.7929598910. The cubic root of 136394205 is about 514.7527074909.

The spelling of 136394205 in words is "one hundred thirty-six million, three hundred ninety-four thousand, two hundred five".