340420545104539 has 2 divisors, whose sum is σ = 340420545104540. Its totient is φ = 340420545104538.

The previous prime is 340420545104501. The next prime is 340420545104557. The reversal of 340420545104539 is 935401545024043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340420545104539 - 2²¹ = 340420543007387 is a prime.

It is a super-2 number, since 2×340420545104539² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340420545104492 and 340420545104501.

It is not a weakly prime, because it can be changed into another prime (340420545104239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170210272552269 + 170210272552270.

It is an arithmetic number, because the mean of its divisors is an integer number (170210272552270).

Almost surely, 2^{340420545104539} is an apocalyptic number.

340420545104539 is a deficient number, since it is larger than the sum of its proper divisors (1).

340420545104539 is an equidigital number, since it uses as much as digits as its factorization.

340420545104539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 340420545104539 in words is "three hundred forty trillion, four hundred twenty billion, five hundred forty-five million, one hundred four thousand, five hundred thirty-nine".