1357003 has 2 divisors, whose sum is σ = 1357004. Its totient is φ = 1357002.

The previous prime is 1357001. The next prime is 1357009. The reversal of 1357003 is 3007531.

It is a weak prime.

It is an emirp because it is prime and its reverse (3007531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1357003 - 2¹ = 1357001 is a prime.

Together with 1357001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1357001) 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, 678501 + 678502.

It is an arithmetic number, because the mean of its divisors is an integer number (678502).

2^1357003 is an apocalyptic number.

1357003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1357003 is an equidigital number, since it uses as much as digits as its factorization.

1357003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 1357003 is about 1164.9047171336. The cubic root of 1357003 is about 110.7117211834.

The spelling of 1357003 in words is "one million, three hundred fifty-seven thousand, three".