100666465 has 8 divisors (see below), whose sum is σ = 127157760. Its totient is φ = 76294512.

The previous prime is 100666463. The next prime is 100666481. The reversal of 100666465 is 564666001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100666465 - 2¹ = 100666463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100666465.

It is not an unprimeable number, because it can be changed into a prime (100666463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529729 + ... + 529918.

It is an arithmetic number, because the mean of its divisors is an integer number (15894720).

Almost surely, 2^100666465 is an apocalyptic number.

It is an amenable number.

100666465 is a deficient number, since it is larger than the sum of its proper divisors (26491295).

100666465 is a wasteful number, since it uses less digits than its factorization.

100666465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059671.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 100666465 is about 10033.2679123006. The cubic root of 100666465 is about 465.1877532167.

The spelling of 100666465 in words is "one hundred million, six hundred sixty-six thousand, four hundred sixty-five".