473481137 has 2 divisors, whose sum is σ = 473481138. Its totient is φ = 473481136.

The previous prime is 473481133. The next prime is 473481143. The reversal of 473481137 is 731184374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465869056 + 7612081 = 21584^2 + 2759^2 .

It is a cyclic number.

It is not a de Polignac number, because 473481137 - 2² = 473481133 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 473481137.

It is not a weakly prime, because it can be changed into another prime (473481131) 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, 236740568 + 236740569.

It is an arithmetic number, because the mean of its divisors is an integer number (236740569).

Almost surely, 2^473481137 is an apocalyptic number.

It is an amenable number.

473481137 is a deficient number, since it is larger than the sum of its proper divisors (1).

473481137 is an equidigital number, since it uses as much as digits as its factorization.

473481137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 473481137 is about 21759.6217108662. The cubic root of 473481137 is about 779.4128481776.

The spelling of 473481137 in words is "four hundred seventy-three million, four hundred eighty-one thousand, one hundred thirty-seven".