136966630 has 16 divisors (see below), whose sum is σ = 259516080. Its totient is φ = 51903072.

The previous prime is 136966561. The next prime is 136966631. The reversal of 136966630 is 36669631.

136966630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136966631) 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, 360249 + ... + 360628.

It is an arithmetic number, because the mean of its divisors is an integer number (16219755).

Almost surely, 2^136966630 is an apocalyptic number.

136966630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136966630 is a deficient number, since it is larger than the sum of its proper divisors (122549450).

136966630 is a wasteful number, since it uses less digits than its factorization.

136966630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720903.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 136966630 is about 11703.2743281528. The cubic root of 136966630 is about 515.4718144522.

The spelling of 136966630 in words is "one hundred thirty-six million, nine hundred sixty-six thousand, six hundred thirty".