2305443345133 has 2 divisors, whose sum is σ = 2305443345134. Its totient is φ = 2305443345132.

The previous prime is 2305443345103. The next prime is 2305443345143. The reversal of 2305443345133 is 3315433445032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1375302689289 + 930140655844 = 1172733^2 + 964438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2305443345133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2305443345103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152721672566 + 1152721672567.

It is an arithmetic number, because the mean of its divisors is an integer number (1152721672567).

Almost surely, 2^{2305443345133} is an apocalyptic number.

It is an amenable number.

2305443345133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2305443345133 is an equidigital number, since it uses as much as digits as its factorization.

2305443345133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 40.

The spelling of 2305443345133 in words is "two trillion, three hundred five billion, four hundred forty-three million, three hundred forty-five thousand, one hundred thirty-three".