340421241077 has 2 divisors, whose sum is σ = 340421241078. Its totient is φ = 340421241076.

The previous prime is 340421241031. The next prime is 340421241101. The reversal of 340421241077 is 770142124043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230975398801 + 109445842276 = 480599^2 + 330826^2 .

It is a cyclic number.

It is not a de Polignac number, because 340421241077 - 2²⁰ = 340420192501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340421241977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170210620538 + 170210620539.

It is an arithmetic number, because the mean of its divisors is an integer number (170210620539).

Almost surely, 2^340421241077 is an apocalyptic number.

It is an amenable number.

340421241077 is a deficient number, since it is larger than the sum of its proper divisors (1).

340421241077 is an equidigital number, since it uses as much as digits as its factorization.

340421241077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 340421241077 in words is "three hundred forty billion, four hundred twenty-one million, two hundred forty-one thousand, seventy-seven".