947499701 has 2 divisors, whose sum is σ = 947499702. Its totient is φ = 947499700.

The previous prime is 947499691. The next prime is 947499713. The reversal of 947499701 is 107994749.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 698333476 + 249166225 = 26426^2 + 15785^2 .

It is a cyclic number.

It is not a de Polignac number, because 947499701 - 2¹⁰ = 947498677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 947499701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (947499731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473749850 + 473749851.

It is an arithmetic number, because the mean of its divisors is an integer number (473749851).

Almost surely, 2^947499701 is an apocalyptic number.

It is an amenable number.

947499701 is a deficient number, since it is larger than the sum of its proper divisors (1).

947499701 is an equidigital number, since it uses as much as digits as its factorization.

947499701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 50.

The square root of 947499701 is about 30781.4830864271. The cubic root of 947499701 is about 982.1843892134.

The spelling of 947499701 in words is "nine hundred forty-seven million, four hundred ninety-nine thousand, seven hundred one".