163213675 has 12 divisors (see below), whose sum is σ = 205407736. Its totient is φ = 128620800.

The previous prime is 163213649. The next prime is 163213679. The reversal of 163213675 is 576312361.

It is not a de Polignac number, because 163213675 - 2⁹ = 163213163 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163213675.

It is not an unprimeable number, because it can be changed into a prime (163213679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47046 + ... + 50395.

Almost surely, 2^163213675 is an apocalyptic number.

163213675 is a deficient number, since it is larger than the sum of its proper divisors (42194061).

163213675 is an equidigital number, since it uses as much as digits as its factorization.

163213675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97518 (or 97513 counting only the distinct ones).

The product of its digits is 22680, while the sum is 34.

The square root of 163213675 is about 12775.5107529993. The cubic root of 163213675 is about 546.4941464746.

The spelling of 163213675 in words is "one hundred sixty-three million, two hundred thirteen thousand, six hundred seventy-five".