135646898 has 8 divisors (see below), whose sum is σ = 203537280. Its totient is φ = 67801140.

The previous prime is 135646883. The next prime is 135646937. The reversal of 135646898 is 898646531.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2078 + ... + 16601.

It is an arithmetic number, because the mean of its divisors is an integer number (25442160).

Almost surely, 2^135646898 is an apocalyptic number.

135646898 is a deficient number, since it is larger than the sum of its proper divisors (67890382).

135646898 is a wasteful number, since it uses less digits than its factorization.

135646898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22312.

The product of its digits is 1244160, while the sum is 50.

The square root of 135646898 is about 11646.7548269894. The cubic root of 135646898 is about 513.8108712849.

The spelling of 135646898 in words is "one hundred thirty-five million, six hundred forty-six thousand, eight hundred ninety-eight".