100579661 has 8 divisors (see below), whose sum is σ = 123790464. Its totient is φ = 79579440.

The previous prime is 100579651. The next prime is 100579681. The reversal of 100579661 is 166975001.

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 100579661 - 2¹⁴ = 100563277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100579651) 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, 552545 + ... + 552726.

It is an arithmetic number, because the mean of its divisors is an integer number (15473808).

Almost surely, 2^100579661 is an apocalyptic number.

It is an amenable number.

100579661 is a deficient number, since it is larger than the sum of its proper divisors (23210803).

100579661 is a wasteful number, since it uses less digits than its factorization.

100579661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105291.

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

The square root of 100579661 is about 10028.9411704327. The cubic root of 100579661 is about 465.0540053667.

The spelling of 100579661 in words is "one hundred million, five hundred seventy-nine thousand, six hundred sixty-one".