1406303 has 4 divisors (see below), whose sum is σ = 1408680. Its totient is φ = 1403928.

The previous prime is 1406281. The next prime is 1406311. The reversal of 1406303 is 3036041.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3036041 = 383 ⋅7927.

It is a cyclic number.

It is not a de Polignac number, because 1406303 - 2¹⁴ = 1389919 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488 + ... + 1746.

It is an arithmetic number, because the mean of its divisors is an integer number (352170).

2^1406303 is an apocalyptic number.

1406303 is a deficient number, since it is larger than the sum of its proper divisors (2377).

1406303 is a wasteful number, since it uses less digits than its factorization.

1406303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1406303 is about 1185.8764691147. The cubic root of 1406303 is about 112.0365261393.

The spelling of 1406303 in words is "one million, four hundred six thousand, three hundred three".