340275697 has 2 divisors, whose sum is σ = 340275698. Its totient is φ = 340275696.

The previous prime is 340275679. The next prime is 340275701. The reversal of 340275697 is 796572043.

Together with previous prime (340275679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320553216 + 19722481 = 17904^2 + 4441^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340275697 is a prime.

It is not a weakly prime, because it can be changed into another prime (340275667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170137848 + 170137849.

It is an arithmetic number, because the mean of its divisors is an integer number (170137849).

Almost surely, 2^340275697 is an apocalyptic number.

It is an amenable number.

340275697 is a deficient number, since it is larger than the sum of its proper divisors (1).

340275697 is an equidigital number, since it uses as much as digits as its factorization.

340275697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 340275697 is about 18446.5632842543. The cubic root of 340275697 is about 698.1418043161.

The spelling of 340275697 in words is "three hundred forty million, two hundred seventy-five thousand, six hundred ninety-seven".