703243 has 2 divisors, whose sum is σ = 703244. Its totient is φ = 703242.

The previous prime is 703231. The next prime is 703249. The reversal of 703243 is 342307.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 703243 - 2⁵ = 703211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 703243.

It is not a weakly prime, because it can be changed into another prime (703249) 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, 351621 + 351622.

It is an arithmetic number, because the mean of its divisors is an integer number (351622).

2⁷⁰³²⁴³ is an apocalyptic number.

703243 is a deficient number, since it is larger than the sum of its proper divisors (1).

703243 is an equidigital number, since it uses as much as digits as its factorization.

703243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 703243 is about 838.5958502163. The cubic root of 703243 is about 88.9273067152.

It can be divided in two parts, 703 and 243, that added together give a triangular number (946 = T₄₃).

The spelling of 703243 in words is "seven hundred three thousand, two hundred forty-three", and thus it is an iban number.