344432141 has 2 divisors, whose sum is σ = 344432142. Its totient is φ = 344432140.

The previous prime is 344432129. The next prime is 344432167. The reversal of 344432141 is 141234443.

It is an a-pointer prime, because the next prime (344432167) can be obtained adding 344432141 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262602025 + 81830116 = 16205^2 + 9046^2 .

It is a cyclic number.

It is not a de Polignac number, because 344432141 - 2¹⁸ = 344169997 is a prime.

It is equal to p_18520532 and since 344432141 and 18520532 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344432141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344434141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172216070 + 172216071.

It is an arithmetic number, because the mean of its divisors is an integer number (172216071).

Almost surely, 2^344432141 is an apocalyptic number.

It is an amenable number.

344432141 is a deficient number, since it is larger than the sum of its proper divisors (1).

344432141 is an equidigital number, since it uses as much as digits as its factorization.

344432141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 26.

The square root of 344432141 is about 18558.8830752284. The cubic root of 344432141 is about 700.9728927798.

Adding to 344432141 its reverse (141234443), we get a palindrome (485666584).

The spelling of 344432141 in words is "three hundred forty-four million, four hundred thirty-two thousand, one hundred forty-one".