340740333293 has 2 divisors, whose sum is σ = 340740333294. Its totient is φ = 340740333292.

The previous prime is 340740333251. The next prime is 340740333337. The reversal of 340740333293 is 392333047043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192494542564 + 148245790729 = 438742^2 + 385027^2 .

It is a cyclic number.

It is not a de Polignac number, because 340740333293 - 2²⁴ = 340723556077 is a prime.

It is a super-2 number, since 2×340740333293² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340740333293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340740333203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170370166646 + 170370166647.

It is an arithmetic number, because the mean of its divisors is an integer number (170370166647).

Almost surely, 2^340740333293 is an apocalyptic number.

It is an amenable number.

340740333293 is a deficient number, since it is larger than the sum of its proper divisors (1).

340740333293 is an equidigital number, since it uses as much as digits as its factorization.

340740333293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 41.

The spelling of 340740333293 in words is "three hundred forty billion, seven hundred forty million, three hundred thirty-three thousand, two hundred ninety-three".