136226659 has 8 divisors (see below), whose sum is σ = 141114960. Its totient is φ = 131351136.

The previous prime is 136226647. The next prime is 136226663. The reversal of 136226659 is 956622631.

136226659 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 136226659 - 2⁹ = 136226147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136226609) 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, 21984 + ... + 27490.

It is an arithmetic number, because the mean of its divisors is an integer number (17639370).

Almost surely, 2^136226659 is an apocalyptic number.

136226659 is a deficient number, since it is larger than the sum of its proper divisors (4888301).

136226659 is an equidigital number, since it uses as much as digits as its factorization.

136226659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6389.

The product of its digits is 116640, while the sum is 40.

The square root of 136226659 is about 11671.6176685154. The cubic root of 136226659 is about 514.5418478593.

The spelling of 136226659 in words is "one hundred thirty-six million, two hundred twenty-six thousand, six hundred fifty-nine".