136534120 has 32 divisors (see below), whose sum is σ = 311097600. Its totient is φ = 53921088.

The previous prime is 136534109. The next prime is 136534127. The reversal of 136534120 is 21435631.

It is not an unprimeable number, because it can be changed into a prime (136534127) 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, 18444 + ... + 24763.

It is an arithmetic number, because the mean of its divisors is an integer number (9721800).

Almost surely, 2^136534120 is an apocalyptic number.

136534120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136534120 is an abundant number, since it is smaller than the sum of its proper divisors (174563480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136534120 is a wasteful number, since it uses less digits than its factorization.

136534120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43297 (or 43293 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 136534120 is about 11684.7815555106. The cubic root of 136534120 is about 514.9286607439.

Adding to 136534120 its reverse (21435631), we get a palindrome (157969751).

The spelling of 136534120 in words is "one hundred thirty-six million, five hundred thirty-four thousand, one hundred twenty".