22494430403 has 2 divisors, whose sum is σ = 22494430404. Its totient is φ = 22494430402.

The previous prime is 22494430381. The next prime is 22494430421. The reversal of 22494430403 is 30403449422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22494430403 - 2²² = 22490236099 is a prime.

It is not a weakly prime, because it can be changed into another prime (22494430463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11247215201 + 11247215202.

It is an arithmetic number, because the mean of its divisors is an integer number (11247215202).

Almost surely, 2^22494430403 is an apocalyptic number.

22494430403 is a deficient number, since it is larger than the sum of its proper divisors (1).

22494430403 is an equidigital number, since it uses as much as digits as its factorization.

22494430403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 22494430403 its reverse (30403449422), we get a palindrome (52897879825).

The spelling of 22494430403 in words is "twenty-two billion, four hundred ninety-four million, four hundred thirty thousand, four hundred three".