345434567 has 2 divisors, whose sum is σ = 345434568. Its totient is φ = 345434566.

The previous prime is 345434563. The next prime is 345434569. The reversal of 345434567 is 765434543.

345434567 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a strong prime.

It is an emirp because it is prime and its reverse (765434543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345434567 - 2² = 345434563 is a prime.

Together with 345434569, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345434563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172717283 + 172717284.

It is an arithmetic number, because the mean of its divisors is an integer number (172717284).

Almost surely, 2^345434567 is an apocalyptic number.

345434567 is a deficient number, since it is larger than the sum of its proper divisors (1).

345434567 is an equidigital number, since it uses as much as digits as its factorization.

345434567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 41.

The square root of 345434567 is about 18585.8700899366. The cubic root of 345434567 is about 701.6522649879.

The spelling of 345434567 in words is "three hundred forty-five million, four hundred thirty-four thousand, five hundred sixty-seven".