100869471 has 12 divisors (see below), whose sum is σ = 149254560. Its totient is φ = 65605920.

The previous prime is 100869463. The next prime is 100869479. The reversal of 100869471 is 174968001.

100869471 is a `hidden beast` number, since 100 + 86 + 9 + 471 = 666.

It is an interprime number because it is at equal distance from previous prime (100869463) and next prime (100869479).

It is not a de Polignac number, because 100869471 - 2³ = 100869463 is a prime.

It is a super-3 number, since 3×100869471³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100869479) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 136311 + ... + 137048.

It is an arithmetic number, because the mean of its divisors is an integer number (12437880).

Almost surely, 2^100869471 is an apocalyptic number.

100869471 is a deficient number, since it is larger than the sum of its proper divisors (48385089).

100869471 is a wasteful number, since it uses less digits than its factorization.

100869471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273406 (or 273403 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 100869471 is about 10043.3794611177. The cubic root of 100869471 is about 465.5002455501.

The spelling of 100869471 in words is "one hundred million, eight hundred sixty-nine thousand, four hundred seventy-one".