1116201 has 4 divisors (see below), whose sum is σ = 1488272. Its totient is φ = 744132.

The previous prime is 1116187. The next prime is 1116209. The reversal of 1116201 is 1026111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1026111 = 3 ⋅342037.

It is not a de Polignac number, because 1116201 - 2¹⁴ = 1099817 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116209) 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, 186031 + ... + 186036.

It is an arithmetic number, because the mean of its divisors is an integer number (372068).

2^1116201 is an apocalyptic number.

It is an amenable number.

1116201 is a deficient number, since it is larger than the sum of its proper divisors (372071).

1116201 is an equidigital number, since it uses as much as digits as its factorization.

1116201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372070.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1116201 is about 1056.5041410236. The cubic root of 1116201 is about 103.7323306630.

The spelling of 1116201 in words is "one million, one hundred sixteen thousand, two hundred one".