3545999 has 2 divisors, whose sum is σ = 3546000. Its totient is φ = 3545998.

The previous prime is 3545963. The next prime is 3546001. The reversal of 3545999 is 9995453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3545999 - 2²⁰ = 2497423 is a prime.

It is a super-3 number, since 3×3545999³ (a number of 21 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 3546001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3545929) 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, 1772999 + 1773000.

It is an arithmetic number, because the mean of its divisors is an integer number (1773000).

Almost surely, 2^3545999 is an apocalyptic number.

3545999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3545999 is an equidigital number, since it uses as much as digits as its factorization.

3545999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 44.

The square root of 3545999 is about 1883.0823136549. The cubic root of 3545999 is about 152.4916989121.

The spelling of 3545999 in words is "three million, five hundred forty-five thousand, nine hundred ninety-nine".