2001367 has 4 divisors (see below), whose sum is σ = 2055496. Its totient is φ = 1947240.

The previous prime is 2001361. The next prime is 2001371. The reversal of 2001367 is 7631002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2001367 - 2¹⁵ = 1968599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001361) 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 3 ways as a sum of consecutive naturals, for example, 27009 + ... + 27082.

It is an arithmetic number, because the mean of its divisors is an integer number (513874).

2^2001367 is an apocalyptic number.

2001367 is a deficient number, since it is larger than the sum of its proper divisors (54129).

2001367 is an equidigital number, since it uses as much as digits as its factorization.

2001367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54128.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 2001367 is about 1414.6967873011. The cubic root of 2001367 is about 126.0208036532.

Adding to 2001367 its reverse (7631002), we get a palindrome (9632369).

The spelling of 2001367 in words is "two million, one thousand, three hundred sixty-seven".