345182346149 has 2 divisors, whose sum is σ = 345182346150. Its totient is φ = 345182346148.

The previous prime is 345182346143. The next prime is 345182346151. The reversal of 345182346149 is 941643281543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342012093124 + 3170253025 = 584818^2 + 56305^2 .

It is a cyclic number.

It is not a de Polignac number, because 345182346149 - 2¹⁶ = 345182280613 is a prime.

It is a Sophie Germain prime.

Together with 345182346151, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 345182346097 and 345182346106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345182346143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172591173074 + 172591173075.

It is an arithmetic number, because the mean of its divisors is an integer number (172591173075).

Almost surely, 2^345182346149 is an apocalyptic number.

It is an amenable number.

345182346149 is a deficient number, since it is larger than the sum of its proper divisors (1).

345182346149 is an equidigital number, since it uses as much as digits as its factorization.

345182346149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 50.

The spelling of 345182346149 in words is "three hundred forty-five billion, one hundred eighty-two million, three hundred forty-six thousand, one hundred forty-nine".