136636970 has 8 divisors (see below), whose sum is σ = 245946564. Its totient is φ = 54654784.

The previous prime is 136636963. The next prime is 136636993. The reversal of 136636970 is 79636631.

136636970 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 135792409 + 844561 = 11653^2 + 919^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6831839 + ... + 6831858.

Almost surely, 2^136636970 is an apocalyptic number.

136636970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136636970 is a deficient number, since it is larger than the sum of its proper divisors (109309594).

136636970 is a wasteful number, since it uses less digits than its factorization.

136636970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13663704.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 136636970 is about 11689.1817506616. The cubic root of 136636970 is about 515.0579254291.

The spelling of 136636970 in words is "one hundred thirty-six million, six hundred thirty-six thousand, nine hundred seventy".