3455563 has 2 divisors, whose sum is σ = 3455564. Its totient is φ = 3455562.

The previous prime is 3455561. The next prime is 3455567. The reversal of 3455563 is 3655543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3455563 - 2¹ = 3455561 is a prime.

Together with 3455561, it forms a pair of twin primes.

3455563 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3455561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727781 + 1727782.

It is an arithmetic number, because the mean of its divisors is an integer number (1727782).

Almost surely, 2^3455563 is an apocalyptic number.

3455563 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455563 is an equidigital number, since it uses as much as digits as its factorization.

3455563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000, while the sum is 31.

The square root of 3455563 is about 1858.9144681776. The cubic root of 3455563 is about 151.1841532014.

The spelling of 3455563 in words is "three million, four hundred fifty-five thousand, five hundred sixty-three".