3946456603 has 4 divisors (see below), whose sum is σ = 3947040328. Its totient is φ = 3945872880.

The previous prime is 3946456589. The next prime is 3946456621. The reversal of 3946456603 is 3066546493.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3946456603 - 2¹³ = 3946448411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3946456103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281601 + ... + 295282.

It is an arithmetic number, because the mean of its divisors is an integer number (986760082).

Almost surely, 2^3946456603 is an apocalyptic number.

3946456603 is a deficient number, since it is larger than the sum of its proper divisors (583725).

3946456603 is an equidigital number, since it uses as much as digits as its factorization.

3946456603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583724.

The product of its (nonzero) digits is 1399680, while the sum is 46.

The square root of 3946456603 is about 62820.8293721119. The cubic root of 3946456603 is about 1580.2863075401.

The spelling of 3946456603 in words is "three billion, nine hundred forty-six million, four hundred fifty-six thousand, six hundred three".