344561323 has 2 divisors, whose sum is σ = 344561324. Its totient is φ = 344561322.

The previous prime is 344561263. The next prime is 344561377. The reversal of 344561323 is 323165443.

It is a strong prime.

It is an emirp because it is prime and its reverse (323165443) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344561323 is a prime.

It is not a weakly prime, because it can be changed into another prime (344561023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172280661 + 172280662.

It is an arithmetic number, because the mean of its divisors is an integer number (172280662).

Almost surely, 2^344561323 is an apocalyptic number.

344561323 is a deficient number, since it is larger than the sum of its proper divisors (1).

344561323 is an equidigital number, since it uses as much as digits as its factorization.

344561323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

The square root of 344561323 is about 18562.3630769361. The cubic root of 344561323 is about 701.0605169695.

The spelling of 344561323 in words is "three hundred forty-four million, five hundred sixty-one thousand, three hundred twenty-three".