135666364 has 6 divisors (see below), whose sum is σ = 237416144. Its totient is φ = 67833180.

The previous prime is 135666361. The next prime is 135666373. The reversal of 135666364 is 463666531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135666361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16958292 + ... + 16958299.

Almost surely, 2^135666364 is an apocalyptic number.

It is an amenable number.

135666364 is a deficient number, since it is larger than the sum of its proper divisors (101749780).

135666364 is a wasteful number, since it uses less digits than its factorization.

135666364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33916595 (or 33916593 counting only the distinct ones).

The product of its digits is 233280, while the sum is 40.

The square root of 135666364 is about 11647.5904804384. The cubic root of 135666364 is about 513.8354482421.

The spelling of 135666364 in words is "one hundred thirty-five million, six hundred sixty-six thousand, three hundred sixty-four".