22817460947 has 2 divisors, whose sum is σ = 22817460948. Its totient is φ = 22817460946.

The previous prime is 22817460931. The next prime is 22817460959. The reversal of 22817460947 is 74906471822.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22817460947 - 2⁴ = 22817460931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22817460895 and 22817460904.

It is not a weakly prime, because it can be changed into another prime (22817460047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11408730473 + 11408730474.

It is an arithmetic number, because the mean of its divisors is an integer number (11408730474).

Almost surely, 2^22817460947 is an apocalyptic number.

22817460947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22817460947 is an equidigital number, since it uses as much as digits as its factorization.

22817460947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The spelling of 22817460947 in words is "twenty-two billion, eight hundred seventeen million, four hundred sixty thousand, nine hundred forty-seven".