3430403 has 2 divisors, whose sum is σ = 3430404. Its totient is φ = 3430402.

The previous prime is 3430391. The next prime is 3430423. The reversal of 3430403 is 3040343.

It is a weak prime.

It is an emirp because it is prime and its reverse (3040343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3430403 - 2⁴ = 3430387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3430423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715201 + 1715202.

It is an arithmetic number, because the mean of its divisors is an integer number (1715202).

Almost surely, 2^3430403 is an apocalyptic number.

3430403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3430403 is an equidigital number, since it uses as much as digits as its factorization.

3430403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 3430403 is about 1852.1347143229. The cubic root of 3430403 is about 150.8163344463.

Adding to 3430403 its reverse (3040343), we get a palindrome (6470746).

The spelling of 3430403 in words is "three million, four hundred thirty thousand, four hundred three".