345765419941 has 2 divisors, whose sum is σ = 345765419942. Its totient is φ = 345765419940.

The previous prime is 345765419929. The next prime is 345765419959. The reversal of 345765419941 is 149914567543.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174765802500 + 170999617441 = 418050^2 + 413521^2 .

It is a cyclic number.

It is not a de Polignac number, because 345765419941 - 2²¹ = 345763322789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345765419341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172882709970 + 172882709971.

It is an arithmetic number, because the mean of its divisors is an integer number (172882709971).

Almost surely, 2^345765419941 is an apocalyptic number.

It is an amenable number.

345765419941 is a deficient number, since it is larger than the sum of its proper divisors (1).

345765419941 is an equidigital number, since it uses as much as digits as its factorization.

345765419941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16329600, while the sum is 58.

The spelling of 345765419941 in words is "three hundred forty-five billion, seven hundred sixty-five million, four hundred nineteen thousand, nine hundred forty-one".