2061303 has 4 divisors (see below), whose sum is σ = 2748408. Its totient is φ = 1374200.

The previous prime is 2061289. The next prime is 2061313. The reversal of 2061303 is 3031602.

2061303 is nontrivially palindromic in base 8.

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 2061303 - 2⁴ = 2061287 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343548 + ... + 343553.

It is an arithmetic number, because the mean of its divisors is an integer number (687102).

2^2061303 is an apocalyptic number.

2061303 is a deficient number, since it is larger than the sum of its proper divisors (687105).

2061303 is an equidigital number, since it uses as much as digits as its factorization.

2061303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687104.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2061303 is about 1435.7238592431. The cubic root of 2061303 is about 127.2664544373.

Adding to 2061303 its reverse (3031602), we get a palindrome (5092905).

Subtracting 2061303 from its reverse (3031602), we obtain a cube (970299 = 99³).

The spelling of 2061303 in words is "two million, sixty-one thousand, three hundred three".