123396163 has 12 divisors (see below), whose sum is σ = 136964464. Its totient is φ = 111078000.

The previous prime is 123396157. The next prime is 123396179. The reversal of 123396163 is 361693321.

It is not a de Polignac number, because 123396163 - 2¹⁷ = 123265091 is a prime.

It is a super-2 number, since 2×123396163² = 30453226086245138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123396193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7513 + ... + 17413.

Almost surely, 2^123396163 is an apocalyptic number.

123396163 is a deficient number, since it is larger than the sum of its proper divisors (13568301).

123396163 is a wasteful number, since it uses less digits than its factorization.

123396163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026 (or 10015 counting only the distinct ones).

The product of its digits is 17496, while the sum is 34.

The square root of 123396163 is about 11108.3825555299. The cubic root of 123396163 is about 497.8523389789.

The spelling of 123396163 in words is "one hundred twenty-three million, three hundred ninety-six thousand, one hundred sixty-three".