947106793 has 2 divisors, whose sum is σ = 947106794. Its totient is φ = 947106792.

The previous prime is 947106791. The next prime is 947106833. The reversal of 947106793 is 397601749.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 906491664 + 40615129 = 30108^2 + 6373^2 .

It is an emirp because it is prime and its reverse (397601749) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 947106793 - 2¹ = 947106791 is a prime.

It is a super-2 number, since 2×947106793² = 1794022554693489698, which contains 22 as substring.

Together with 947106791, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (947106791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473553396 + 473553397.

It is an arithmetic number, because the mean of its divisors is an integer number (473553397).

Almost surely, 2^947106793 is an apocalyptic number.

It is an amenable number.

947106793 is a deficient number, since it is larger than the sum of its proper divisors (1).

947106793 is an equidigital number, since it uses as much as digits as its factorization.

947106793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 947106793 is about 30775.1002110472. The cubic root of 947106793 is about 982.0486067752.

The spelling of 947106793 in words is "nine hundred forty-seven million, one hundred six thousand, seven hundred ninety-three".