346212043 has 2 divisors, whose sum is σ = 346212044. Its totient is φ = 346212042.

The previous prime is 346211993. The next prime is 346212067. The reversal of 346212043 is 340212643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346212043 - 2¹⁷ = 346080971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346211999 and 346212017.

It is not a weakly prime, because it can be changed into another prime (346212073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173106021 + 173106022.

It is an arithmetic number, because the mean of its divisors is an integer number (173106022).

Almost surely, 2^346212043 is an apocalyptic number.

346212043 is a deficient number, since it is larger than the sum of its proper divisors (1).

346212043 is an equidigital number, since it uses as much as digits as its factorization.

346212043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 346212043 is about 18606.7741158966. The cubic root of 346212043 is about 702.1782778139.

Adding to 346212043 its reverse (340212643), we get a palindrome (686424686).

The spelling of 346212043 in words is "three hundred forty-six million, two hundred twelve thousand, forty-three".