2061503 has 2 divisors, whose sum is σ = 2061504. Its totient is φ = 2061502.

The previous prime is 2061491. The next prime is 2061533. The reversal of 2061503 is 3051602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2061503 - 2⁸ = 2061247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2061533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030751 + 1030752.

It is an arithmetic number, because the mean of its divisors is an integer number (1030752).

2^2061503 is an apocalyptic number.

2061503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061503 is an equidigital number, since it uses as much as digits as its factorization.

2061503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2061503 is about 1435.7935088306. The cubic root of 2061503 is about 127.2705703561.

Subtracting 2061503 from its reverse (3051602), we obtain a palindrome (990099).

The spelling of 2061503 in words is "two million, sixty-one thousand, five hundred three".