345412043 has 2 divisors, whose sum is σ = 345412044. Its totient is φ = 345412042.

The previous prime is 345412037. The next prime is 345412049. The reversal of 345412043 is 340214543.

It is a balanced prime because it is at equal distance from previous prime (345412037) and next prime (345412049).

It is a cyclic number.

It is not a de Polignac number, because 345412043 - 2¹² = 345407947 is a prime.

It is not a weakly prime, because it can be changed into another prime (345412049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172706021 + 172706022.

It is an arithmetic number, because the mean of its divisors is an integer number (172706022).

Almost surely, 2^345412043 is an apocalyptic number.

345412043 is a deficient number, since it is larger than the sum of its proper divisors (1).

345412043 is an equidigital number, since it uses as much as digits as its factorization.

345412043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 345412043 is about 18585.2641358685. The cubic root of 345412043 is about 701.6370142857.

Adding to 345412043 its reverse (340214543), we get a palindrome (685626586).

The spelling of 345412043 in words is "three hundred forty-five million, four hundred twelve thousand, forty-three".