10611 has 10 divisors (see below), whose sum is σ = 15972. Its totient is φ = 7020.

The previous prime is 10607. The next prime is 10613. The reversal of 10611 is 11601.

It is not a de Polignac number, because 10611 - 2² = 10607 is a prime.

It is a super-2 number, since 2×10611² = 225186642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10593 and 10602.

It is not an unprimeable number, because it can be changed into a prime (10613) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 16 + ... + 146.

2¹⁰⁶¹¹ is an apocalyptic number.

10611 is a deficient number, since it is larger than the sum of its proper divisors (5361).

10611 is an equidigital number, since it uses as much as digits as its factorization.

10611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 10611 is about 103.0097082803. The cubic root of 10611 is about 21.9744883339.

Subtracting 10611 from its reverse (11601), we obtain a triangular number (990 = T₄₄).

The spelling of 10611 in words is "ten thousand, six hundred eleven".