163453345 has 8 divisors (see below), whose sum is σ = 213975360. Its totient is φ = 118875120.

The previous prime is 163453337. The next prime is 163453349. The reversal of 163453345 is 543354361.

163453345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 163453345 - 2³ = 163453337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163453345.

It is not an unprimeable number, because it can be changed into a prime (163453349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485885 + ... + 1485994.

It is an arithmetic number, because the mean of its divisors is an integer number (26746920).

Almost surely, 2^163453345 is an apocalyptic number.

It is an amenable number.

163453345 is a deficient number, since it is larger than the sum of its proper divisors (50522015).

163453345 is a wasteful number, since it uses less digits than its factorization.

163453345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971895.

The product of its digits is 64800, while the sum is 34.

The square root of 163453345 is about 12784.8873675133. The cubic root of 163453345 is about 546.7615141711.

The spelling of 163453345 in words is "one hundred sixty-three million, four hundred fifty-three thousand, three hundred forty-five".