340101997 has 2 divisors, whose sum is σ = 340101998. Its totient is φ = 340101996.

The previous prime is 340101947. The next prime is 340102073. The reversal of 340101997 is 799101043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334560681 + 5541316 = 18291^2 + 2354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340101997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340101947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170050998 + 170050999.

It is an arithmetic number, because the mean of its divisors is an integer number (170050999).

Almost surely, 2^340101997 is an apocalyptic number.

It is an amenable number.

340101997 is a deficient number, since it is larger than the sum of its proper divisors (1).

340101997 is an equidigital number, since it uses as much as digits as its factorization.

340101997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 340101997 is about 18441.8544891776. The cubic root of 340101997 is about 698.0229909806.

The spelling of 340101997 in words is "three hundred forty million, one hundred one thousand, nine hundred ninety-seven".