340302113 has 2 divisors, whose sum is σ = 340302114. Its totient is φ = 340302112.

The previous prime is 340302071. The next prime is 340302121. The reversal of 340302113 is 311203043.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320517409 + 19784704 = 17903^2 + 4448^2 .

It is a cyclic number.

It is not a de Polignac number, because 340302113 - 2⁶ = 340302049 is a prime.

It is a super-2 number, since 2×340302113² = 231611056224529538, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 340302091 and 340302100.

It is not a weakly prime, because it can be changed into another prime (340301113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170151056 + 170151057.

It is an arithmetic number, because the mean of its divisors is an integer number (170151057).

Almost surely, 2^340302113 is an apocalyptic number.

It is an amenable number.

340302113 is a deficient number, since it is larger than the sum of its proper divisors (1).

340302113 is an equidigital number, since it uses as much as digits as its factorization.

340302113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 340302113 is about 18447.2792844907. The cubic root of 340302113 is about 698.1598697033.

Adding to 340302113 its reverse (311203043), we get a palindrome (651505156).

The spelling of 340302113 in words is "three hundred forty million, three hundred two thousand, one hundred thirteen".