163325743 has 4 divisors (see below), whose sum is σ = 186658000. Its totient is φ = 139993488.

The previous prime is 163325741. The next prime is 163325753. The reversal of 163325743 is 347523361.

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 163325743 - 2¹ = 163325741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163325699 and 163325708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163325741) 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, 11666118 + ... + 11666131.

It is an arithmetic number, because the mean of its divisors is an integer number (46664500).

Almost surely, 2^163325743 is an apocalyptic number.

163325743 is a deficient number, since it is larger than the sum of its proper divisors (23332257).

163325743 is an equidigital number, since it uses as much as digits as its factorization.

163325743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23332256.

The product of its digits is 45360, while the sum is 34.

The square root of 163325743 is about 12779.8960480905. The cubic root of 163325743 is about 546.6191982793.

The spelling of 163325743 in words is "one hundred sixty-three million, three hundred twenty-five thousand, seven hundred forty-three".