22438025947 has 2 divisors, whose sum is σ = 22438025948. Its totient is φ = 22438025946.

The previous prime is 22438025893. The next prime is 22438025983. The reversal of 22438025947 is 74952083422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22438025947 - 2¹¹ = 22438023899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22438025897 and 22438025906.

It is not a weakly prime, because it can be changed into another prime (22438025147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11219012973 + 11219012974.

It is an arithmetic number, because the mean of its divisors is an integer number (11219012974).

Almost surely, 2^22438025947 is an apocalyptic number.

22438025947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22438025947 is an equidigital number, since it uses as much as digits as its factorization.

22438025947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 22438025947 in words is "twenty-two billion, four hundred thirty-eight million, twenty-five thousand, nine hundred forty-seven".