675165641 has 4 divisors (see below), whose sum is σ = 675931152. Its totient is φ = 674400132.

The previous prime is 675165619. The next prime is 675165643. The reversal of 675165641 is 146561576.

675165641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 675165641 - 2¹⁰ = 675164617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (675165643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381431 + ... + 383196.

It is an arithmetic number, because the mean of its divisors is an integer number (168982788).

Almost surely, 2^675165641 is an apocalyptic number.

It is an amenable number.

675165641 is a deficient number, since it is larger than the sum of its proper divisors (765511).

675165641 is an equidigital number, since it uses as much as digits as its factorization.

675165641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765510.

The product of its digits is 151200, while the sum is 41.

The square root of 675165641 is about 25983.9496805239. The cubic root of 675165641 is about 877.2770692579.

The spelling of 675165641 in words is "six hundred seventy-five million, one hundred sixty-five thousand, six hundred forty-one".