1315003 has 2 divisors, whose sum is σ = 1315004. Its totient is φ = 1315002.

The previous prime is 1314997. The next prime is 1315007. The reversal of 1315003 is 3005131.

It is a strong prime.

It is an emirp because it is prime and its reverse (3005131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1315003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1315007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657501 + 657502.

It is an arithmetic number, because the mean of its divisors is an integer number (657502).

2^1315003 is an apocalyptic number.

1315003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315003 is an equidigital number, since it uses as much as digits as its factorization.

1315003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 1315003 is about 1146.7358021794. The cubic root of 1315003 is about 109.5575338970.

The spelling of 1315003 in words is "one million, three hundred fifteen thousand, three".