136004342 has 4 divisors (see below), whose sum is σ = 204006516. Its totient is φ = 68002170.

The previous prime is 136004333. The next prime is 136004357. The reversal of 136004342 is 243400631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34001084 + ... + 34001087.

It is an arithmetic number, because the mean of its divisors is an integer number (51001629).

Almost surely, 2^136004342 is an apocalyptic number.

136004342 is a deficient number, since it is larger than the sum of its proper divisors (68002174).

136004342 is an equidigital number, since it uses as much as digits as its factorization.

136004342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68002173.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 136004342 is about 11662.0899499189. The cubic root of 136004342 is about 514.2617908698.

Adding to 136004342 its reverse (243400631), we get a palindrome (379404973).

The spelling of 136004342 in words is "one hundred thirty-six million, four thousand, three hundred forty-two".