344441081 has 2 divisors, whose sum is σ = 344441082. Its totient is φ = 344441080.

The previous prime is 344441057. The next prime is 344441087. The reversal of 344441081 is 180144443.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 343768681 + 672400 = 18541^2 + 820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344441081 is a prime.

It is a super-2 number, since 2×344441081² = 237279316560897122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344441087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172220540 + 172220541.

It is an arithmetic number, because the mean of its divisors is an integer number (172220541).

Almost surely, 2^344441081 is an apocalyptic number.

It is an amenable number.

344441081 is a deficient number, since it is larger than the sum of its proper divisors (1).

344441081 is an equidigital number, since it uses as much as digits as its factorization.

344441081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 344441081 is about 18559.1239286772. The cubic root of 344441081 is about 700.9789574901.

The spelling of 344441081 in words is "three hundred forty-four million, four hundred forty-one thousand, eighty-one".