947799286229 has 2 divisors, whose sum is σ = 947799286230. Its totient is φ = 947799286228.

The previous prime is 947799286219. The next prime is 947799286289. The reversal of 947799286229 is 922682997749.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 946077202225 + 1722084004 = 972665^2 + 41498^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-947799286229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (947799286219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473899643114 + 473899643115.

It is an arithmetic number, because the mean of its divisors is an integer number (473899643115).

Almost surely, 2^947799286229 is an apocalyptic number.

It is an amenable number.

947799286229 is a deficient number, since it is larger than the sum of its proper divisors (1).

947799286229 is an equidigital number, since it uses as much as digits as its factorization.

947799286229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493807104, while the sum is 74.

The spelling of 947799286229 in words is "nine hundred forty-seven billion, seven hundred ninety-nine million, two hundred eighty-six thousand, two hundred twenty-nine".