11163623 has 2 divisors, whose sum is σ = 11163624. Its totient is φ = 11163622.

The previous prime is 11163619. The next prime is 11163641. The reversal of 11163623 is 32636111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11163623 - 2² = 11163619 is a prime.

It is a super-2 number, since 2×11163623² = 249252956972258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11163613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5581811 + 5581812.

It is an arithmetic number, because the mean of its divisors is an integer number (5581812).

Almost surely, 2^11163623 is an apocalyptic number.

11163623 is a deficient number, since it is larger than the sum of its proper divisors (1).

11163623 is an equidigital number, since it uses as much as digits as its factorization.

11163623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 11163623 is about 3341.2008320363. The cubic root of 11163623 is about 223.4952962423.

Adding to 11163623 its reverse (32636111), we get a palindrome (43799734).

The spelling of 11163623 in words is "eleven million, one hundred sixty-three thousand, six hundred twenty-three".