4743509 has 2 divisors, whose sum is σ = 4743510. Its totient is φ = 4743508.

The previous prime is 4743503. The next prime is 4743587. The reversal of 4743509 is 9053474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3598609 + 1144900 = 1897^2 + 1070^2 .

It is a cyclic number.

It is not a de Polignac number, because 4743509 - 2¹⁶ = 4677973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4743503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2371754 + 2371755.

It is an arithmetic number, because the mean of its divisors is an integer number (2371755).

Almost surely, 2^4743509 is an apocalyptic number.

It is an amenable number.

4743509 is a deficient number, since it is larger than the sum of its proper divisors (1).

4743509 is an equidigital number, since it uses as much as digits as its factorization.

4743509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 4743509 is about 2177.9598251575. The cubic root of 4743509 is about 168.0221649705.

The spelling of 4743509 in words is "four million, seven hundred forty-three thousand, five hundred nine".