163200045 has 16 divisors (see below), whose sum is σ = 262852992. Its totient is φ = 86462400.

The previous prime is 163200043. The next prime is 163200067. The reversal of 163200045 is 540002361.

It is a happy number.

It is not a de Polignac number, because 163200045 - 2¹ = 163200043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163199994 and 163200030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163200043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33762 + ... + 38291.

It is an arithmetic number, because the mean of its divisors is an integer number (16428312).

Almost surely, 2^163200045 is an apocalyptic number.

163200045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163200045 is a deficient number, since it is larger than the sum of its proper divisors (99652947).

163200045 is a wasteful number, since it uses less digits than its factorization.

163200045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72212.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 163200045 is about 12774.9772993927. The cubic root of 163200045 is about 546.4789334467.

The spelling of 163200045 in words is "one hundred sixty-three million, two hundred thousand, forty-five".