163151423 has 24 divisors (see below), whose sum is σ = 179990496. Its totient is φ = 147744000.

The previous prime is 163151407. The next prime is 163151447. The reversal of 163151423 is 324151361.

It is not a de Polignac number, because 163151423 - 2⁴ = 163151407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163151392 and 163151401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163151123) 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 23 ways as a sum of consecutive naturals, for example, 1080398 + ... + 1080548.

It is an arithmetic number, because the mean of its divisors is an integer number (7499604).

Almost surely, 2^163151423 is an apocalyptic number.

163151423 is a deficient number, since it is larger than the sum of its proper divisors (16839073).

163151423 is a wasteful number, since it uses less digits than its factorization.

163151423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 284 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 163151423 is about 12773.0741405505. The cubic root of 163151423 is about 546.4246574448.

The spelling of 163151423 in words is "one hundred sixty-three million, one hundred fifty-one thousand, four hundred twenty-three".