9101661 has 8 divisors (see below), whose sum is σ = 12155040. Its totient is φ = 6058032.

The previous prime is 9101657. The next prime is 9101671. The reversal of 9101661 is 1661019.

9101661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9101661 - 2² = 9101657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9101671) 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, 130 + ... + 4268.

It is an arithmetic number, because the mean of its divisors is an integer number (1519380).

Almost surely, 2^9101661 is an apocalyptic number.

It is an amenable number.

9101661 is a deficient number, since it is larger than the sum of its proper divisors (3053379).

9101661 is a wasteful number, since it uses less digits than its factorization.

9101661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4875.

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

The square root of 9101661 is about 3016.8959213072. The cubic root of 9101661 is about 208.7886495423.

The spelling of 9101661 in words is "nine million, one hundred one thousand, six hundred sixty-one".