136117233 has 16 divisors (see below), whose sum is σ = 230463360. Its totient is φ = 77781168.

The previous prime is 136117211. The next prime is 136117259. The reversal of 136117233 is 332711631.

136117233 is a `hidden beast` number, since 13 + 611 + 7 + 2 + 33 = 666.

It is not a de Polignac number, because 136117233 - 2¹² = 136113137 is a prime.

It is a super-2 number, since 2×136117233² = 37055802239152578, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 136117197 and 136117206.

It is not an unprimeable number, because it can be changed into a prime (136113233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359910 + ... + 360287.

It is an arithmetic number, because the mean of its divisors is an integer number (14403960).

Almost surely, 2^136117233 is an apocalyptic number.

It is an amenable number.

136117233 is a deficient number, since it is larger than the sum of its proper divisors (94346127).

136117233 is an equidigital number, since it uses as much as digits as its factorization.

136117233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720213 (or 720207 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 136117233 is about 11666.9290303833. The cubic root of 136117233 is about 514.4040399365.

Adding to 136117233 its reverse (332711631), we get a palindrome (468828864).

The spelling of 136117233 in words is "one hundred thirty-six million, one hundred seventeen thousand, two hundred thirty-three".