163545245 has 8 divisors (see below), whose sum is σ = 196349184. Its totient is φ = 130772944.

The previous prime is 163545233. The next prime is 163545299. The reversal of 163545245 is 542545361.

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

It is a cyclic number.

It is not a de Polignac number, because 163545245 - 2⁴ = 163545229 is a prime.

It is a super-2 number, since 2×163545245² = 53494094324220050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5552 + ... + 18918.

It is an arithmetic number, because the mean of its divisors is an integer number (24543648).

Almost surely, 2^163545245 is an apocalyptic number.

It is an amenable number.

163545245 is a deficient number, since it is larger than the sum of its proper divisors (32803939).

163545245 is a wasteful number, since it uses less digits than its factorization.

163545245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15819.

The product of its digits is 72000, while the sum is 35.

The square root of 163545245 is about 12788.4809496672. The cubic root of 163545245 is about 546.8639653610.

The spelling of 163545245 in words is "one hundred sixty-three million, five hundred forty-five thousand, two hundred forty-five".