340100303 has 2 divisors, whose sum is σ = 340100304. Its totient is φ = 340100302.

The previous prime is 340100273. The next prime is 340100309. The reversal of 340100303 is 303001043.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340100303 is a prime.

It is a super-2 number, since 2×340100303² = 231336432201383618, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340100309) 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, 170050151 + 170050152.

It is an arithmetic number, because the mean of its divisors is an integer number (170050152).

Almost surely, 2^340100303 is an apocalyptic number.

340100303 is a deficient number, since it is larger than the sum of its proper divisors (1).

340100303 is an equidigital number, since it uses as much as digits as its factorization.

340100303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 340100303 is about 18441.8085609845. The cubic root of 340100303 is about 698.0218320607.

Adding to 340100303 its reverse (303001043), we get a palindrome (643101346).

The spelling of 340100303 in words is "three hundred forty million, one hundred thousand, three hundred three".