14885316947 has 2 divisors, whose sum is σ = 14885316948. Its totient is φ = 14885316946.

The previous prime is 14885316883. The next prime is 14885316959. The reversal of 14885316947 is 74961358841.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14885316947 - 2⁶ = 14885316883 is a prime.

It is a super-2 number, since 2×14885316947² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14885316892 and 14885316901.

It is not a weakly prime, because it can be changed into another prime (14885316967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7442658473 + 7442658474.

It is an arithmetic number, because the mean of its divisors is an integer number (7442658474).

Almost surely, 2^14885316947 is an apocalyptic number.

14885316947 is a deficient number, since it is larger than the sum of its proper divisors (1).

14885316947 is an equidigital number, since it uses as much as digits as its factorization.

14885316947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5806080, while the sum is 56.

The spelling of 14885316947 in words is "fourteen billion, eight hundred eighty-five million, three hundred sixteen thousand, nine hundred forty-seven".