135997016 has 8 divisors (see below), whose sum is σ = 254994420. Its totient is φ = 67998504.

The previous prime is 135996989. The next prime is 135997027. The reversal of 135997016 is 610799531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8499806 + ... + 8499821.

Almost surely, 2^135997016 is an apocalyptic number.

It is an amenable number.

135997016 is a deficient number, since it is larger than the sum of its proper divisors (118997404).

135997016 is a wasteful number, since it uses less digits than its factorization.

135997016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16999633 (or 16999629 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 135997016 is about 11661.7758510443. The cubic root of 135997016 is about 514.2525569746.

The spelling of 135997016 in words is "one hundred thirty-five million, nine hundred ninety-seven thousand, sixteen".