1315703 has 4 divisors (see below), whose sum is σ = 1319040. Its totient is φ = 1312368.

The previous prime is 1315697. The next prime is 1315711. The reversal of 1315703 is 3075131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1315703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315723) 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 3 ways as a sum of consecutive naturals, for example, 983 + ... + 1896.

It is an arithmetic number, because the mean of its divisors is an integer number (329760).

2^1315703 is an apocalyptic number.

1315703 is a deficient number, since it is larger than the sum of its proper divisors (3337).

1315703 is an equidigital number, since it uses as much as digits as its factorization.

1315703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 1315703 is about 1147.0409757284. The cubic root of 1315703 is about 109.5769702709.

Multiplying 1315703 by its product of nonzero digits (315), we get a triangular number (414446445 = T₂₈₇₉₀).

The spelling of 1315703 in words is "one million, three hundred fifteen thousand, seven hundred three".