10661123 has 8 divisors (see below), whose sum is σ = 11828160. Its totient is φ = 9527080.

The previous prime is 10661111. The next prime is 10661171. The reversal of 10661123 is 32116601.

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 10661123 - 2¹⁰ = 10660099 is a prime.

It is a super-2 number, since 2×10661123² = 227319087242258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10661095 and 10661104.

It is not an unprimeable number, because it can be changed into a prime (10661423) 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, 7565 + ... + 8862.

It is an arithmetic number, because the mean of its divisors is an integer number (1478520).

Almost surely, 2^10661123 is an apocalyptic number.

10661123 is a deficient number, since it is larger than the sum of its proper divisors (1167037).

10661123 is a wasteful number, since it uses less digits than its factorization.

10661123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16497.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 10661123 is about 3265.1375162464. The cubic root of 10661123 is about 220.0903416845.

Adding to 10661123 its reverse (32116601), we get a palindrome (42777724).

The spelling of 10661123 in words is "ten million, six hundred sixty-one thousand, one hundred twenty-three".