11901201 has 16 divisors (see below), whose sum is σ = 17989440. Its totient is φ = 6937920.

The previous prime is 11901191. The next prime is 11901217. The reversal of 11901201 is 10210911.

It is not a de Polignac number, because 11901201 - 2⁶ = 11901137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11901251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7290 + ... + 8771.

It is an arithmetic number, because the mean of its divisors is an integer number (1124340).

Almost surely, 2^11901201 is an apocalyptic number.

It is an amenable number.

11901201 is a deficient number, since it is larger than the sum of its proper divisors (6088239).

11901201 is a wasteful number, since it uses less digits than its factorization.

11901201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16096.

The product of its (nonzero) digits is 18, while the sum is 15.

The square root of 11901201 is about 3449.8117339936. The cubic root of 11901201 is about 228.3128016537.

The spelling of 11901201 in words is "eleven million, nine hundred one thousand, two hundred one".