2158363 has 8 divisors (see below), whose sum is σ = 2249856. Its totient is φ = 2068800.

The previous prime is 2158357. The next prime is 2158367. The reversal of 2158363 is 3638512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2158363 - 2⁹ = 2157851 is a prime.

It is a Duffinian number.

2158363 is a lucky number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (2158367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2070 + ... + 2932.

It is an arithmetic number, because the mean of its divisors is an integer number (281232).

2^2158363 is an apocalyptic number.

2158363 is a deficient number, since it is larger than the sum of its proper divisors (91493).

2158363 is an equidigital number, since it uses as much as digits as its factorization.

2158363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965.

The product of its digits is 4320, while the sum is 28.

The square root of 2158363 is about 1469.1368214023. The cubic root of 2158363 is about 129.2334175045.

The spelling of 2158363 in words is "two million, one hundred fifty-eight thousand, three hundred sixty-three".