101660975 has 24 divisors (see below), whose sum is σ = 136262112. Its totient is φ = 74793600.

The previous prime is 101660959. The next prime is 101660983. The reversal of 101660975 is 579066101.

It is not a de Polignac number, because 101660975 - 2⁴ = 101660959 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136454 + ... + 137196.

It is an arithmetic number, because the mean of its divisors is an integer number (5677588).

Almost surely, 2^101660975 is an apocalyptic number.

101660975 is a deficient number, since it is larger than the sum of its proper divisors (34601137).

101660975 is a wasteful number, since it uses less digits than its factorization.

101660975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187 (or 1182 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 101660975 is about 10082.7067298419. The cubic root of 101660975 is about 466.7146393427.

The spelling of 101660975 in words is "one hundred one million, six hundred sixty thousand, nine hundred seventy-five".