342708997 has 2 divisors, whose sum is σ = 342708998. Its totient is φ = 342708996.

The previous prime is 342708983. The next prime is 342709013. The reversal of 342708997 is 799807243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296046436 + 46662561 = 17206^2 + 6831^2 .

It is an emirp because it is prime and its reverse (799807243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342708997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342708997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342708397) 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, 171354498 + 171354499.

It is an arithmetic number, because the mean of its divisors is an integer number (171354499).

Almost surely, 2^342708997 is an apocalyptic number.

It is an amenable number.

342708997 is a deficient number, since it is larger than the sum of its proper divisors (1).

342708997 is an equidigital number, since it uses as much as digits as its factorization.

342708997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 342708997 is about 18512.4011678658. The cubic root of 342708997 is about 699.8019827653.

The spelling of 342708997 in words is "three hundred forty-two million, seven hundred eight thousand, nine hundred ninety-seven".