1023163 has 2 divisors, whose sum is σ = 1023164. Its totient is φ = 1023162.

The previous prime is 1023133. The next prime is 1023167. The reversal of 1023163 is 3613201.

It is a strong prime.

It is an emirp because it is prime and its reverse (3613201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1023163 - 2¹⁷ = 892091 is a prime.

It is a super-3 number, since 3×1023163³ = 3213333003676775241, which contains 333 as substring.

1023163 is a lucky number.

It is equal to p₈₀₂₀₆ and since 1023163 and 80206 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1023167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511581 + 511582.

It is an arithmetic number, because the mean of its divisors is an integer number (511582).

2^1023163 is an apocalyptic number.

1023163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023163 is an equidigital number, since it uses as much as digits as its factorization.

1023163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1023163 is about 1011.5152000835. The cubic root of 1023163 is about 100.7662141641.

Adding to 1023163 its reverse (3613201), we get a palindrome (4636364).

The spelling of 1023163 in words is "one million, twenty-three thousand, one hundred sixty-three".