10661301 has 20 divisors (see below), whose sum is σ = 18202272. Its totient is φ = 6091848.

The previous prime is 10661297. The next prime is 10661311. The reversal of 10661301 is 10316601.

10661301 is a `hidden beast` number, since 1 + 0 + 661 + 3 + 0 + 1 = 666.

It is not a de Polignac number, because 10661301 - 2² = 10661297 is a prime.

It is a super-2 number, since 2×10661301² = 227326678025202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8835 + ... + 9968.

Almost surely, 2^10661301 is an apocalyptic number.

It is an amenable number.

10661301 is a deficient number, since it is larger than the sum of its proper divisors (7540971).

10661301 is an equidigital number, since it uses as much as digits as its factorization.

10661301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18822 (or 18813 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 10661301 is about 3265.1647737901. The cubic root of 10661301 is about 220.0915665668.

Adding to 10661301 its reverse (10316601), we get a palindrome (20977902).

The spelling of 10661301 in words is "ten million, six hundred sixty-one thousand, three hundred one".