305343741349 has 2 divisors, whose sum is σ = 305343741350. Its totient is φ = 305343741348.

The previous prime is 305343741293. The next prime is 305343741361. The reversal of 305343741349 is 943147343503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275278608900 + 30065132449 = 524670^2 + 173393^2 .

It is a cyclic number.

It is not a de Polignac number, because 305343741349 - 2¹³ = 305343733157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 305343741299 and 305343741308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (305343741049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152671870674 + 152671870675.

It is an arithmetic number, because the mean of its divisors is an integer number (152671870675).

Almost surely, 2^305343741349 is an apocalyptic number.

It is an amenable number.

305343741349 is a deficient number, since it is larger than the sum of its proper divisors (1).

305343741349 is an equidigital number, since it uses as much as digits as its factorization.

305343741349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 46.

The spelling of 305343741349 in words is "three hundred five billion, three hundred forty-three million, seven hundred forty-one thousand, three hundred forty-nine".