136542134 has 16 divisors (see below), whose sum is σ = 206530560. Its totient is φ = 67701480.

The previous prime is 136542083. The next prime is 136542137. The reversal of 136542134 is 431245631.

It is a junction number, because it is equal to n+sod(n) for n = 136542097 and 136542106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136542137) 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, 157787 + ... + 158649.

It is an arithmetic number, because the mean of its divisors is an integer number (12908160).

Almost surely, 2^136542134 is an apocalyptic number.

136542134 is a deficient number, since it is larger than the sum of its proper divisors (69988426).

136542134 is a wasteful number, since it uses less digits than its factorization.

136542134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435.

The product of its digits is 8640, while the sum is 29.

The square root of 136542134 is about 11685.1244751607. The cubic root of 136542134 is about 514.9387352893.

Adding to 136542134 its reverse (431245631), we get a palindrome (567787765).

The spelling of 136542134 in words is "one hundred thirty-six million, five hundred forty-two thousand, one hundred thirty-four".