22063913 has 2 divisors, whose sum is σ = 22063914. Its totient is φ = 22063912.

The previous prime is 22063907. The next prime is 22063919. The reversal of 22063913 is 31936022.

It is a balanced prime because it is at equal distance from previous prime (22063907) and next prime (22063919).

It can be written as a sum of positive squares in only one way, i.e., 21780889 + 283024 = 4667^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 22063913 - 2⁴ = 22063897 is a prime.

It is equal to p_1393073 and since 22063913 and 1393073 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 (22063919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11031956 + 11031957.

It is an arithmetic number, because the mean of its divisors is an integer number (11031957).

Almost surely, 2^22063913 is an apocalyptic number.

It is an amenable number.

22063913 is a deficient number, since it is larger than the sum of its proper divisors (1).

22063913 is an equidigital number, since it uses as much as digits as its factorization.

22063913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 22063913 is about 4697.2239674088. The cubic root of 22063913 is about 280.4750142705.

Adding to 22063913 its reverse (31936022), we get a palindrome (53999935).

The spelling of 22063913 in words is "twenty-two million, sixty-three thousand, nine hundred thirteen".