11155361 has 8 divisors (see below), whose sum is σ = 13045824. Its totient is φ = 9339120.

The previous prime is 11155357. The next prime is 11155363. The reversal of 11155361 is 16355111.

11155361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11155361 - 2² = 11155357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11155363) 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, 18230 + ... + 18831.

It is an arithmetic number, because the mean of its divisors is an integer number (1630728).

Almost surely, 2^11155361 is an apocalyptic number.

It is an amenable number.

11155361 is a deficient number, since it is larger than the sum of its proper divisors (1890463).

11155361 is an equidigital number, since it uses as much as digits as its factorization.

11155361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37111.

The product of its digits is 450, while the sum is 23.

The square root of 11155361 is about 3339.9642213653. The cubic root of 11155361 is about 223.4401476629.

The spelling of 11155361 in words is "eleven million, one hundred fifty-five thousand, three hundred sixty-one".