11678201 has 8 divisors (see below), whose sum is σ = 12413160. Its totient is φ = 10986624.

The previous prime is 11678197. The next prime is 11678207. The reversal of 11678201 is 10287611.

It can be written as a sum of positive squares in 4 ways, for example, as 1692601 + 9985600 = 1301^2 + 3160^2 .

It is not a de Polignac number, because 11678201 - 2² = 11678197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11678207) 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, 3725 + ... + 6101.

It is an arithmetic number, because the mean of its divisors is an integer number (1551645).

Almost surely, 2^11678201 is an apocalyptic number.

It is an amenable number.

11678201 is a deficient number, since it is larger than the sum of its proper divisors (734959).

11678201 is an frugal number, since it uses more digits than its factorization.

11678201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428 (or 2394 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 11678201 is about 3417.3382917118. The cubic root of 11678201 is about 226.8777894053.

The spelling of 11678201 in words is "eleven million, six hundred seventy-eight thousand, two hundred one".