136215633 has 8 divisors (see below), whose sum is σ = 181692000. Its totient is φ = 90774848.

The previous prime is 136215631. The next prime is 136215641. The reversal of 136215633 is 336512631.

It is a happy number.

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 136215633 - 2¹ = 136215631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136215633.

It is not an unprimeable number, because it can be changed into a prime (136215631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1918 + ... + 16616.

It is an arithmetic number, because the mean of its divisors is an integer number (22711500).

Almost surely, 2^136215633 is an apocalyptic number.

It is an amenable number.

136215633 is a deficient number, since it is larger than the sum of its proper divisors (45476367).

136215633 is a wasteful number, since it uses less digits than its factorization.

136215633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17791.

The product of its digits is 9720, while the sum is 30.

The square root of 136215633 is about 11671.1453165488. The cubic root of 136215633 is about 514.5279653796.

The spelling of 136215633 in words is "one hundred thirty-six million, two hundred fifteen thousand, six hundred thirty-three".