163113 has 4 divisors (see below), whose sum is σ = 217488. Its totient is φ = 108740.

The previous prime is 163109. The next prime is 163117. The reversal of 163113 is 311361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311361 = 3 ⋅103787.

It is an interprime number because it is at equal distance from previous prime (163109) and next prime (163117).

It is a cyclic number.

It is not a de Polignac number, because 163113 - 2² = 163109 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 163092 and 163101.

It is not an unprimeable number, because it can be changed into a prime (163117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27183 + ... + 27188.

It is an arithmetic number, because the mean of its divisors is an integer number (54372).

2¹⁶³¹¹³ is an apocalyptic number.

It is an amenable number.

163113 is a deficient number, since it is larger than the sum of its proper divisors (54375).

163113 is an equidigital number, since it uses as much as digits as its factorization.

163113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54374.

The product of its digits is 54, while the sum is 15.

The square root of 163113 is about 403.8725046348. The cubic root of 163113 is about 54.6381758804.

Adding to 163113 its reverse (311361), we get a palindrome (474474).

It can be divided in two parts, 163 and 113, that added together give a triangular number (276 = T₂₃).

The spelling of 163113 in words is "one hundred sixty-three thousand, one hundred thirteen".