11130261 has 8 divisors (see below), whose sum is σ = 14875200. Its totient is φ = 7402752.

The previous prime is 11130253. The next prime is 11130263. The reversal of 11130261 is 16203111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11130261 - 2³ = 11130253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11130261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130263) 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 7 ways as a sum of consecutive naturals, for example, 2785 + ... + 5478.

It is an arithmetic number, because the mean of its divisors is an integer number (1859400).

Almost surely, 2^11130261 is an apocalyptic number.

It is an amenable number.

11130261 is a deficient number, since it is larger than the sum of its proper divisors (3744939).

11130261 is an equidigital number, since it uses as much as digits as its factorization.

11130261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8715.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 11130261 is about 3336.2045800580. The cubic root of 11130261 is about 223.2724387826.

Adding to 11130261 its reverse (16203111), we get a palindrome (27333372).

The spelling of 11130261 in words is "eleven million, one hundred thirty thousand, two hundred sixty-one".