100016691 has 8 divisors (see below), whose sum is σ = 134406144. Its totient is φ = 66152520.

The previous prime is 100016689. The next prime is 100016717. The reversal of 100016691 is 196610001.

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

It is not a de Polignac number, because 100016691 - 2¹ = 100016689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100016641) 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, 130875 + ... + 131636.

It is an arithmetic number, because the mean of its divisors is an integer number (16800768).

Almost surely, 2^100016691 is an apocalyptic number.

100016691 is a deficient number, since it is larger than the sum of its proper divisors (34389453).

100016691 is a wasteful number, since it uses less digits than its factorization.

100016691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262641.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 100016691 is about 10000.8345151792. The cubic root of 100016691 is about 464.1847061777.

Adding to 100016691 its reverse (196610001), we get a palindrome (296626692).

The spelling of 100016691 in words is "one hundred million, sixteen thousand, six hundred ninety-one".