344125403 has 2 divisors, whose sum is σ = 344125404. Its totient is φ = 344125402.

The previous prime is 344125393. The next prime is 344125429. The reversal of 344125403 is 304521443.

It is an a-pointer prime, because the next prime (344125429) can be obtained adding 344125403 to its sum of digits (26).

It is a weak prime.

It is an emirp because it is prime and its reverse (304521443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344125403 - 2⁸ = 344125147 is a prime.

It is not a weakly prime, because it can be changed into another prime (344125433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172062701 + 172062702.

It is an arithmetic number, because the mean of its divisors is an integer number (172062702).

Almost surely, 2^344125403 is an apocalyptic number.

344125403 is a deficient number, since it is larger than the sum of its proper divisors (1).

344125403 is an equidigital number, since it uses as much as digits as its factorization.

344125403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 344125403 is about 18550.6173212645. The cubic root of 344125403 is about 700.7647444905.

Adding to 344125403 its reverse (304521443), we get a palindrome (648646846).

The spelling of 344125403 in words is "three hundred forty-four million, one hundred twenty-five thousand, four hundred three".