1163201 has 4 divisors (see below), whose sum is σ = 1252692. Its totient is φ = 1073712.

The previous prime is 1163189. The next prime is 1163207. The reversal of 1163201 is 1023611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1023611 = 283 ⋅3617.

It can be written as a sum of positive squares in 2 ways, for example, as 50176 + 1113025 = 224^2 + 1055^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163201 - 2⁶ = 1163137 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 (1163207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44726 + ... + 44751.

It is an arithmetic number, because the mean of its divisors is an integer number (313173).

2^1163201 is an apocalyptic number.

It is an amenable number.

1163201 is a deficient number, since it is larger than the sum of its proper divisors (89491).

1163201 is an equidigital number, since it uses as much as digits as its factorization.

1163201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89490.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1163201 is about 1078.5179646163. The cubic root of 1163201 is about 105.1683165875.

Adding to 1163201 its reverse (1023611), we get a palindrome (2186812).

The spelling of 1163201 in words is "one million, one hundred sixty-three thousand, two hundred one".