340314503 has 2 divisors, whose sum is σ = 340314504. Its totient is φ = 340314502.

The previous prime is 340314461. The next prime is 340314521. The reversal of 340314503 is 305413043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340314503 - 2¹⁸ = 340052359 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340314523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170157251 + 170157252.

It is an arithmetic number, because the mean of its divisors is an integer number (170157252).

Almost surely, 2^340314503 is an apocalyptic number.

340314503 is a deficient number, since it is larger than the sum of its proper divisors (1).

340314503 is an equidigital number, since it uses as much as digits as its factorization.

340314503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 340314503 is about 18447.6151033135. The cubic root of 340314503 is about 698.1683426606.

Adding to 340314503 its reverse (305413043), we get a palindrome (645727546).

The spelling of 340314503 in words is "three hundred forty million, three hundred fourteen thousand, five hundred three".