1350603 has 6 divisors (see below), whose sum is σ = 1950884. Its totient is φ = 900396.

The previous prime is 1350593. The next prime is 1350607. The reversal of 1350603 is 3060531.

1350603 is a `hidden beast` number, since 13 + 50 + 603 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1350603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75025 + ... + 75042.

2^1350603 is an apocalyptic number.

1350603 is a deficient number, since it is larger than the sum of its proper divisors (600281).

1350603 is a wasteful number, since it uses less digits than its factorization.

1350603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150073 (or 150070 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 1350603 is about 1162.1544647765. The cubic root of 1350603 is about 110.5373978505.

It can be divided in two parts, 1350 and 603, that added together give a triangular number (1953 = T₆₂).

The spelling of 1350603 in words is "one million, three hundred fifty thousand, six hundred three".