2001353 has 2 divisors, whose sum is σ = 2001354. Its totient is φ = 2001352.

The previous prime is 2001347. The next prime is 2001361. The reversal of 2001353 is 3531002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1471369 + 529984 = 1213^2 + 728^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001353 - 2¹⁰ = 2000329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001313) 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 as a sum of consecutive naturals, namely, 1000676 + 1000677.

It is an arithmetic number, because the mean of its divisors is an integer number (1000677).

2^2001353 is an apocalyptic number.

It is an amenable number.

2001353 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001353 is an equidigital number, since it uses as much as digits as its factorization.

2001353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 2001353 is about 1414.6918392357. The cubic root of 2001353 is about 126.0205098048.

Adding to 2001353 its reverse (3531002), we get a palindrome (5532355).

The spelling of 2001353 in words is "two million, one thousand, three hundred fifty-three".