347313223 has 2 divisors, whose sum is σ = 347313224. Its totient is φ = 347313222.

The previous prime is 347313203. The next prime is 347313227. The reversal of 347313223 is 322313743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 347313223 - 2¹³ = 347305031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 347313191 and 347313200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347313227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173656611 + 173656612.

It is an arithmetic number, because the mean of its divisors is an integer number (173656612).

Almost surely, 2^347313223 is an apocalyptic number.

347313223 is a deficient number, since it is larger than the sum of its proper divisors (1).

347313223 is an equidigital number, since it uses as much as digits as its factorization.

347313223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 28.

The square root of 347313223 is about 18636.3414596320. The cubic root of 347313223 is about 702.9219514776.

Adding to 347313223 its reverse (322313743), we get a palindrome (669626966).

The spelling of 347313223 in words is "three hundred forty-seven million, three hundred thirteen thousand, two hundred twenty-three".