403203342343 has 2 divisors, whose sum is σ = 403203342344. Its totient is φ = 403203342342.

The previous prime is 403203342329. The next prime is 403203342379. The reversal of 403203342343 is 343243302304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403203342343 - 2²¹ = 403201245191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403203342313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201601671171 + 201601671172.

It is an arithmetic number, because the mean of its divisors is an integer number (201601671172).

Almost surely, 2^403203342343 is an apocalyptic number.

403203342343 is a deficient number, since it is larger than the sum of its proper divisors (1).

403203342343 is an equidigital number, since it uses as much as digits as its factorization.

403203342343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 403203342343 its reverse (343243302304), we get a palindrome (746446644647).

The spelling of 403203342343 in words is "four hundred three billion, two hundred three million, three hundred forty-two thousand, three hundred forty-three".