10611261 has 12 divisors (see below), whose sum is σ = 15389088. Its totient is φ = 7045704.

The previous prime is 10611241. The next prime is 10611283. The reversal of 10611261 is 16211601.

It is not a de Polignac number, because 10611261 - 2⁵ = 10611229 is a prime.

It is a super-2 number, since 2×10611261² = 225197720020242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10611221) 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 11 ways as a sum of consecutive naturals, for example, 126 + ... + 4608.

It is an arithmetic number, because the mean of its divisors is an integer number (1282424).

Almost surely, 2^10611261 is an apocalyptic number.

It is an amenable number.

10611261 is a deficient number, since it is larger than the sum of its proper divisors (4777827).

10611261 is a wasteful number, since it uses less digits than its factorization.

10611261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752 (or 4749 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 10611261 is about 3257.4930544822. The cubic root of 10611261 is about 219.7466850211.

Adding to 10611261 its reverse (16211601), we get a palindrome (26822862).

The spelling of 10611261 in words is "ten million, six hundred eleven thousand, two hundred sixty-one".