136141218 has 24 divisors (see below), whose sum is σ = 297683100. Its totient is φ = 44963424.

The previous prime is 136141211. The next prime is 136141223. The reversal of 136141218 is 812141631.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 132089049 + 4052169 = 11493^2 + 2013^2 .

It is a junction number, because it is equal to n+sod(n) for n = 136141191 and 136141200.

It is not an unprimeable number, because it can be changed into a prime (136141211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32733 + ... + 36656.

Almost surely, 2^136141218 is an apocalyptic number.

136141218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

136141218 is an abundant number, since it is smaller than the sum of its proper divisors (161541882).

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

136141218 is a wasteful number, since it uses less digits than its factorization.

136141218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69506 (or 69503 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 136141218 is about 11667.9568905614. The cubic root of 136141218 is about 514.4342522665.

Adding to 136141218 its reverse (812141631), we get a palindrome (948282849).

The spelling of 136141218 in words is "one hundred thirty-six million, one hundred forty-one thousand, two hundred eighteen".