9746775047 has 2 divisors, whose sum is σ = 9746775048. Its totient is φ = 9746775046.

The previous prime is 9746775001. The next prime is 9746775079. The reversal of 9746775047 is 7405776479.

It is a strong prime.

It is an emirp because it is prime and its reverse (7405776479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9746775047 - 2¹² = 9746770951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9746774983 and 9746775001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9746778047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4873387523 + 4873387524.

It is an arithmetic number, because the mean of its divisors is an integer number (4873387524).

Almost surely, 2^9746775047 is an apocalyptic number.

9746775047 is a deficient number, since it is larger than the sum of its proper divisors (1).

9746775047 is an equidigital number, since it uses as much as digits as its factorization.

9746775047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10372320, while the sum is 56.

The square root of 9746775047 is about 98725.7567557727. The cubic root of 9746775047 is about 2136.0937743032.

The spelling of 9746775047 in words is "nine billion, seven hundred forty-six million, seven hundred seventy-five thousand, forty-seven".