22163803 has 2 divisors, whose sum is σ = 22163804. Its totient is φ = 22163802.

The previous prime is 22163797. The next prime is 22163807. The reversal of 22163803 is 30836122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22163803 - 2¹³ = 22155611 is a prime.

It is not a weakly prime, because it can be changed into another prime (22163807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11081901 + 11081902.

It is an arithmetic number, because the mean of its divisors is an integer number (11081902).

Almost surely, 2^22163803 is an apocalyptic number.

22163803 is a deficient number, since it is larger than the sum of its proper divisors (1).

22163803 is an equidigital number, since it uses as much as digits as its factorization.

22163803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 22163803 is about 4707.8448360157. The cubic root of 22163803 is about 280.8976421645.

Adding to 22163803 its reverse (30836122), we get a palindrome (52999925).

The spelling of 22163803 in words is "twenty-two million, one hundred sixty-three thousand, eight hundred three".