343431014123387 has 2 divisors, whose sum is σ = 343431014123388. Its totient is φ = 343431014123386.

The previous prime is 343431014123369. The next prime is 343431014123437. The reversal of 343431014123387 is 783321410134343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343431014123387 - 2¹⁶ = 343431014057851 is a prime.

It is a super-2 number, since 2×343431014123387² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (343431014123987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171715507061693 + 171715507061694.

It is an arithmetic number, because the mean of its divisors is an integer number (171715507061694).

Almost surely, 2^{343431014123387} is an apocalyptic number.

343431014123387 is a deficient number, since it is larger than the sum of its proper divisors (1).

343431014123387 is an equidigital number, since it uses as much as digits as its factorization.

343431014123387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 343431014123387 in words is "three hundred forty-three trillion, four hundred thirty-one billion, fourteen million, one hundred twenty-three thousand, three hundred eighty-seven".