509094697 has 2 divisors, whose sum is σ = 509094698. Its totient is φ = 509094696.

The previous prime is 509094659. The next prime is 509094713. The reversal of 509094697 is 796490905.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 395970201 + 113124496 = 19899^2 + 10636^2 .

It is a cyclic number.

It is not a de Polignac number, because 509094697 - 2¹⁵ = 509061929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 509094697.

It is not a weakly prime, because it can be changed into another prime (509094497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254547348 + 254547349.

It is an arithmetic number, because the mean of its divisors is an integer number (254547349).

Almost surely, 2^509094697 is an apocalyptic number.

It is an amenable number.

509094697 is a deficient number, since it is larger than the sum of its proper divisors (1).

509094697 is an equidigital number, since it uses as much as digits as its factorization.

509094697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 49.

The square root of 509094697 is about 22563.1269331181. The cubic root of 509094697 is about 798.4839501601.

The spelling of 509094697 in words is "five hundred nine million, ninety-four thousand, six hundred ninety-seven".