135667654 has 8 divisors (see below), whose sum is σ = 205403688. Its totient is φ = 67199760.

The previous prime is 135667603. The next prime is 135667663. The reversal of 135667654 is 456766531.

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

It is a self number, because there is not a number n which added to its sum of digits gives 135667654.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 316767 + ... + 317194.

It is an arithmetic number, because the mean of its divisors is an integer number (25675461).

Almost surely, 2^135667654 is an apocalyptic number.

135667654 is a deficient number, since it is larger than the sum of its proper divisors (69736034).

135667654 is a wasteful number, since it uses less digits than its factorization.

135667654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634070.

The product of its digits is 453600, while the sum is 43.

The square root of 135667654 is about 11647.6458565669. The cubic root of 135667654 is about 513.8370768590.

The spelling of 135667654 in words is "one hundred thirty-five million, six hundred sixty-seven thousand, six hundred fifty-four".