101117379609 has 12 divisors (see below), whose sum is σ = 146073940116. Its totient is φ = 67404431232.

The previous prime is 101117379599. The next prime is 101117379647. The reversal of 101117379609 is 906973711101.

101117379609 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 1 + 7 + 37 + 9 + 609 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 47410707600 + 53706672009 = 217740^2 + 231747^2 .

It is not a de Polignac number, because 101117379609 - 2⁵ = 101117379577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101117379709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 506044 + ... + 676989.

It is an arithmetic number, because the mean of its divisors is an integer number (12172828343).

Almost surely, 2^101117379609 is an apocalyptic number.

It is an amenable number.

101117379609 is a deficient number, since it is larger than the sum of its proper divisors (44956560507).

101117379609 is a wasteful number, since it uses less digits than its factorization.

101117379609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192536 (or 1192533 counting only the distinct ones).

The product of its (nonzero) digits is 71442, while the sum is 45.

The spelling of 101117379609 in words is "one hundred one billion, one hundred seventeen million, three hundred seventy-nine thousand, six hundred nine".