163155201115 has 8 divisors (see below), whose sum is σ = 198468245088. Its totient is φ = 128736158400.

The previous prime is 163155201103. The next prime is 163155201119. The reversal of 163155201115 is 511102551361.

It is a happy number.

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

It is not a de Polignac number, because 163155201115 - 2⁷ = 163155200987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163155201119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223499911 + ... + 223500640.

It is an arithmetic number, because the mean of its divisors is an integer number (24808530636).

Almost surely, 2^163155201115 is an apocalyptic number.

163155201115 is a deficient number, since it is larger than the sum of its proper divisors (35313043973).

163155201115 is an equidigital number, since it uses as much as digits as its factorization.

163155201115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447000629.

The product of its (nonzero) digits is 4500, while the sum is 31.

Adding to 163155201115 its reverse (511102551361), we get a palindrome (674257752476).

The spelling of 163155201115 in words is "one hundred sixty-three billion, one hundred fifty-five million, two hundred one thousand, one hundred fifteen".