100663669 has 8 divisors (see below), whose sum is σ = 104634720. Its totient is φ = 96726000.

The previous prime is 100663657. The next prime is 100663679. The reversal of 100663669 is 966366001.

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 100663669 - 2¹¹ = 100661621 is a prime.

It is a super-2 number, since 2×100663669² = 20266348513083122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100663609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2107 + ... + 14344.

It is an arithmetic number, because the mean of its divisors is an integer number (13079340).

Almost surely, 2^100663669 is an apocalyptic number.

It is an amenable number.

100663669 is a deficient number, since it is larger than the sum of its proper divisors (3971051).

100663669 is a wasteful number, since it uses less digits than its factorization.

100663669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16691.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 100663669 is about 10033.1285748763. The cubic root of 100663669 is about 465.1834463306.

The spelling of 100663669 in words is "one hundred million, six hundred sixty-three thousand, six hundred sixty-nine".