1379003 has 2 divisors, whose sum is σ = 1379004. Its totient is φ = 1379002.

The previous prime is 1378999. The next prime is 1379017. The reversal of 1379003 is 3009731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1379003 - 2² = 1378999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1379003.

It is not a weakly prime, because it can be changed into another prime (1379503) 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 as a sum of consecutive naturals, namely, 689501 + 689502.

It is an arithmetic number, because the mean of its divisors is an integer number (689502).

2^1379003 is an apocalyptic number.

1379003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379003 is an equidigital number, since it uses as much as digits as its factorization.

1379003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 1379003 is about 1174.3095843942. The cubic root of 1379003 is about 111.3068101886.

The spelling of 1379003 in words is "one million, three hundred seventy-nine thousand, three".