342503723 has 2 divisors, whose sum is σ = 342503724. Its totient is φ = 342503722.

The previous prime is 342503701. The next prime is 342503753. The reversal of 342503723 is 327305243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342503723 - 2⁸ = 342503467 is a prime.

It is not a weakly prime, because it can be changed into another prime (342503753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171251861 + 171251862.

It is an arithmetic number, because the mean of its divisors is an integer number (171251862).

Almost surely, 2^342503723 is an apocalyptic number.

342503723 is a deficient number, since it is larger than the sum of its proper divisors (1).

342503723 is an equidigital number, since it uses as much as digits as its factorization.

342503723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 342503723 is about 18506.8561079401. The cubic root of 342503723 is about 699.6622336447.

Adding to 342503723 its reverse (327305243), we get a palindrome (669808966).

It can be divided in two parts, 34250 and 3723, that added together give a palindrome (37973).

The spelling of 342503723 in words is "three hundred forty-two million, five hundred three thousand, seven hundred twenty-three".