3453903 has 6 divisors (see below), whose sum is σ = 4988984. Its totient is φ = 2302596.

The previous prime is 3453833. The next prime is 3453943. The reversal of 3453903 is 3093543.

It is not a de Polignac number, because 3453903 - 2⁸ = 3453647 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3453943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191875 + ... + 191892.

Almost surely, 2^3453903 is an apocalyptic number.

3453903 is a deficient number, since it is larger than the sum of its proper divisors (1535081).

3453903 is a wasteful number, since it uses less digits than its factorization.

3453903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383773 (or 383770 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 3453903 is about 1858.4679173986. The cubic root of 3453903 is about 151.1599404666.

It can be divided in two parts, 3453 and 903, that added together give a square (4356 = 66²).

The spelling of 3453903 in words is "three million, four hundred fifty-three thousand, nine hundred three".