1413603 has 12 divisors (see below), whose sum is σ = 2130960. Its totient is φ = 901296.

The previous prime is 1413593. The next prime is 1413623. The reversal of 1413603 is 3063141.

It is not a de Polignac number, because 1413603 - 2⁵ = 1413571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1413623) 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 in 11 ways as a sum of consecutive naturals, for example, 3208 + ... + 3621.

It is an arithmetic number, because the mean of its divisors is an integer number (177580).

2^1413603 is an apocalyptic number.

1413603 is a deficient number, since it is larger than the sum of its proper divisors (717357).

1413603 is a wasteful number, since it uses less digits than its factorization.

1413603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6858 (or 6855 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1413603 is about 1188.9503774338. The cubic root of 1413603 is about 112.2300490498.

Adding to 1413603 its reverse (3063141), we get a palindrome (4476744).

It can be divided in two parts, 1413 and 603, that added together give a triangular number (2016 = T₆₃).

The spelling of 1413603 in words is "one million, four hundred thirteen thousand, six hundred three".