163465151 has 4 divisors (see below), whose sum is σ = 172068600. Its totient is φ = 154861704.

The previous prime is 163465121. The next prime is 163465157. The reversal of 163465151 is 151564361.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 163465151 - 2²² = 159270847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163465157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4301696 + ... + 4301733.

It is an arithmetic number, because the mean of its divisors is an integer number (43017150).

Almost surely, 2^163465151 is an apocalyptic number.

163465151 is a deficient number, since it is larger than the sum of its proper divisors (8603449).

163465151 is an equidigital number, since it uses as much as digits as its factorization.

163465151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8603448.

The product of its digits is 10800, while the sum is 32.

The square root of 163465151 is about 12785.3490761887. The cubic root of 163465151 is about 546.7746777868.

The spelling of 163465151 in words is "one hundred sixty-three million, four hundred sixty-five thousand, one hundred fifty-one".