101971768 has 8 divisors (see below), whose sum is σ = 191197080. Its totient is φ = 50985880.

The previous prime is 101971759. The next prime is 101971783. The reversal of 101971768 is 867179101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101971768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373228 + ... + 6373243.

It is an arithmetic number, because the mean of its divisors is an integer number (23899635).

Almost surely, 2^101971768 is an apocalyptic number.

It is an amenable number.

101971768 is a deficient number, since it is larger than the sum of its proper divisors (89225312).

101971768 is a wasteful number, since it uses less digits than its factorization.

101971768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12746477 (or 12746473 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 40.

The square root of 101971768 is about 10098.1071493622. The cubic root of 101971768 is about 467.1897612811.

The spelling of 101971768 in words is "one hundred one million, nine hundred seventy-one thousand, seven hundred sixty-eight".