3453403 has 2 divisors, whose sum is σ = 3453404. Its totient is φ = 3453402.

The previous prime is 3453379. The next prime is 3453409. The reversal of 3453403 is 3043543.

It is a strong prime.

It is an emirp because it is prime and its reverse (3043543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3453403 - 2⁵ = 3453371 is a prime.

It is not a weakly prime, because it can be changed into another prime (3453409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1726701 + 1726702.

It is an arithmetic number, because the mean of its divisors is an integer number (1726702).

Almost surely, 2^3453403 is an apocalyptic number.

3453403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3453403 is an equidigital number, since it uses as much as digits as its factorization.

3453403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 3453403 is about 1858.3333931241. Note that the first 4 decimals coincide. The cubic root of 3453403 is about 151.1526459539.

Adding to 3453403 its reverse (3043543), we get a palindrome (6496946).

The spelling of 3453403 in words is "three million, four hundred fifty-three thousand, four hundred three".