136211306 has 16 divisors (see below), whose sum is σ = 254733120. Its totient is φ = 53069280.

The previous prime is 136211297. The next prime is 136211329. The reversal of 136211306 is 603112631.

It is a happy number.

136211306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442091 + ... + 442398.

It is an arithmetic number, because the mean of its divisors is an integer number (15920820).

Almost surely, 2^136211306 is an apocalyptic number.

136211306 is a deficient number, since it is larger than the sum of its proper divisors (118521814).

136211306 is a wasteful number, since it uses less digits than its factorization.

136211306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884509.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 136211306 is about 11670.9599433808. The cubic root of 136211306 is about 514.5225171893.

Adding to 136211306 its reverse (603112631), we get a palindrome (739323937).

The spelling of 136211306 in words is "one hundred thirty-six million, two hundred eleven thousand, three hundred six".