163422545 has 64 divisors (see below), whose sum is σ = 243468288. Its totient is φ = 103680000.

The previous prime is 163422541. The next prime is 163422559. The reversal of 163422545 is 545224361.

163422545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163422545 - 2² = 163422541 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163422541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1617995 + ... + 1618095.

It is an arithmetic number, because the mean of its divisors is an integer number (3804192).

Almost surely, 2^163422545 is an apocalyptic number.

It is an amenable number.

163422545 is a deficient number, since it is larger than the sum of its proper divisors (80045743).

163422545 is a wasteful number, since it uses less digits than its factorization.

163422545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234.

The product of its digits is 28800, while the sum is 32.

The square root of 163422545 is about 12783.6827635858. The cubic root of 163422545 is about 546.7271693810.

The spelling of 163422545 in words is "one hundred sixty-three million, four hundred twenty-two thousand, five hundred forty-five".