136818353 has 8 divisors (see below), whose sum is σ = 160177920. Its totient is φ = 114412320.

The previous prime is 136818347. The next prime is 136818361. The reversal of 136818353 is 353818631.

136818353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 136818353 - 2⁶ = 136818289 is a prime.

It is a super-3 number, since 3×136818353³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (136818313) 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, 238073 + ... + 238646.

It is an arithmetic number, because the mean of its divisors is an integer number (20022240).

Almost surely, 2^136818353 is an apocalyptic number.

It is an amenable number.

136818353 is a deficient number, since it is larger than the sum of its proper divisors (23359567).

136818353 is an equidigital number, since it uses as much as digits as its factorization.

136818353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476767.

The product of its digits is 51840, while the sum is 38.

The square root of 136818353 is about 11696.9377616537. The cubic root of 136818353 is about 515.2857345478.

The spelling of 136818353 in words is "one hundred thirty-six million, eight hundred eighteen thousand, three hundred fifty-three".