9411561 has 6 divisors (see below), whose sum is σ = 13594490. Its totient is φ = 6274368.

The previous prime is 9411553. The next prime is 9411583. The reversal of 9411561 is 1651149.

9411561 is a `hidden beast` number, since 94 + 11 + 561 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9363600 + 47961 = 3060^2 + 219^2 .

It is not a de Polignac number, because 9411561 - 2³ = 9411553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9411511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 522856 + ... + 522873.

Almost surely, 2^9411561 is an apocalyptic number.

It is an amenable number.

9411561 is a deficient number, since it is larger than the sum of its proper divisors (4182929).

9411561 is a wasteful number, since it uses less digits than its factorization.

9411561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045735 (or 1045732 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 9411561 is about 3067.8267552129. The cubic root of 9411561 is about 211.1319151448.

The spelling of 9411561 in words is "nine million, four hundred eleven thousand, five hundred sixty-one".