343150145342491 has 2 divisors, whose sum is σ = 343150145342492. Its totient is φ = 343150145342490.

The previous prime is 343150145342443. The next prime is 343150145342509. The reversal of 343150145342491 is 194243541051343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343150145342491 - 2⁹ = 343150145341979 is a prime.

It is not a weakly prime, because it can be changed into another prime (343150145342401) 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, 171575072671245 + 171575072671246.

It is an arithmetic number, because the mean of its divisors is an integer number (171575072671246).

Almost surely, 2^{343150145342491} is an apocalyptic number.

343150145342491 is a deficient number, since it is larger than the sum of its proper divisors (1).

343150145342491 is an equidigital number, since it uses as much as digits as its factorization.

343150145342491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 343150145342491 in words is "three hundred forty-three trillion, one hundred fifty billion, one hundred forty-five million, three hundred forty-two thousand, four hundred ninety-one".