340403737337 has 2 divisors, whose sum is σ = 340403737338. Its totient is φ = 340403737336.

The previous prime is 340403737327. The next prime is 340403737343. The reversal of 340403737337 is 733737304043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267574460176 + 72829277161 = 517276^2 + 269869^2 .

It is an emirp because it is prime and its reverse (733737304043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340403737337 - 2⁴ = 340403737321 is a prime.

It is not a weakly prime, because it can be changed into another prime (340403737327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170201868668 + 170201868669.

It is an arithmetic number, because the mean of its divisors is an integer number (170201868669).

Almost surely, 2^340403737337 is an apocalyptic number.

It is an amenable number.

340403737337 is a deficient number, since it is larger than the sum of its proper divisors (1).

340403737337 is an equidigital number, since it uses as much as digits as its factorization.

340403737337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 44.

The spelling of 340403737337 in words is "three hundred forty billion, four hundred three million, seven hundred thirty-seven thousand, three hundred thirty-seven".