612163 has 4 divisors (see below), whose sum is σ = 616968. Its totient is φ = 607360.

The previous prime is 612149. The next prime is 612169. The reversal of 612163 is 361216.

612163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612163 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 1 + 1 + 2¹⁵ + 6⁶ + 3¹² .

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 612163.

It is not an unprimeable number, because it can be changed into a prime (612169) 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, 2206 + ... + 2467.

It is an arithmetic number, because the mean of its divisors is an integer number (154242).

2⁶¹²¹⁶³ is an apocalyptic number.

612163 is a deficient number, since it is larger than the sum of its proper divisors (4805).

612163 is a wasteful number, since it uses less digits than its factorization.

612163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4804.

The product of its digits is 216, while the sum is 19.

The square root of 612163 is about 782.4084610994. The cubic root of 612163 is about 84.9093844010.

Adding to 612163 its reverse (361216), we get a palindrome (973379).

The spelling of 612163 in words is "six hundred twelve thousand, one hundred sixty-three".