135866230 has 16 divisors (see below), whose sum is σ = 246119760. Its totient is φ = 53999712.

The previous prime is 135866219. The next prime is 135866231. The reversal of 135866230 is 32668531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135866231) 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, 41700 + ... + 44839.

It is an arithmetic number, because the mean of its divisors is an integer number (15382485).

Almost surely, 2^135866230 is an apocalyptic number.

135866230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135866230 is a deficient number, since it is larger than the sum of its proper divisors (110253530).

135866230 is a wasteful number, since it uses less digits than its factorization.

135866230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86703.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 135866230 is about 11656.1670372383. The cubic root of 135866230 is about 514.0876548113.

The spelling of 135866230 in words is "one hundred thirty-five million, eight hundred sixty-six thousand, two hundred thirty".