101917948 has 24 divisors (see below), whose sum is σ = 201282480. Its totient is φ = 44728320.

The previous prime is 101917939. The next prime is 101917967. The reversal of 101917948 is 849719101.

It is a self number, because there is not a number n which added to its sum of digits gives 101917948.

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 7 ways as a sum of consecutive naturals, for example, 38661 + ... + 41212.

It is an arithmetic number, because the mean of its divisors is an integer number (8386770).

Almost surely, 2^101917948 is an apocalyptic number.

It is an amenable number.

101917948 is a deficient number, since it is larger than the sum of its proper divisors (99364532).

101917948 is a wasteful number, since it uses less digits than its factorization.

101917948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79917 (or 79915 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 101917948 is about 10095.4419417874. The cubic root of 101917948 is about 467.1075536322.

The spelling of 101917948 in words is "one hundred one million, nine hundred seventeen thousand, nine hundred forty-eight".