2003361 has 12 divisors (see below), whose sum is σ = 2730672. Its totient is φ = 1306344.

The previous prime is 2003359. The next prime is 2003363. The reversal of 2003361 is 1633002.

It is an interprime number because it is at equal distance from previous prime (2003359) and next prime (2003363).

It is not a de Polignac number, because 2003361 - 2¹ = 2003359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2003361.

It is not an unprimeable number, because it can be changed into a prime (2003363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18670 + ... + 18776.

It is an arithmetic number, because the mean of its divisors is an integer number (227556).

2^2003361 is an apocalyptic number.

It is an amenable number.

2003361 is a deficient number, since it is larger than the sum of its proper divisors (727311).

2003361 is an equidigital number, since it uses as much as digits as its factorization.

2003361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 189 counting only the distinct ones).

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

The square root of 2003361 is about 1415.4013565063. The cubic root of 2003361 is about 126.0626420692.

Adding to 2003361 its reverse (1633002), we get a palindrome (3636363).

The spelling of 2003361 in words is "two million, three thousand, three hundred sixty-one".