11155201 has 2 divisors, whose sum is σ = 11155202. Its totient is φ = 11155200.

The previous prime is 11155187. The next prime is 11155219. The reversal of 11155201 is 10255111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10233601 + 921600 = 3199^2 + 960^2 .

It is a cyclic number.

It is not a de Polignac number, because 11155201 - 2⁷ = 11155073 is a prime.

It is not a weakly prime, because it can be changed into another prime (11155271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577600 + 5577601.

It is an arithmetic number, because the mean of its divisors is an integer number (5577601).

Almost surely, 2^11155201 is an apocalyptic number.

It is an amenable number.

11155201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11155201 is an equidigital number, since it uses as much as digits as its factorization.

11155201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 11155201 is about 3339.9402689270. The cubic root of 11155201 is about 223.4390793994.

The spelling of 11155201 in words is "eleven million, one hundred fifty-five thousand, two hundred one".