534476909 has 2 divisors, whose sum is σ = 534476910. Its totient is φ = 534476908.

The previous prime is 534476881. The next prime is 534476927. The reversal of 534476909 is 909674435.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 290804809 + 243672100 = 17053^2 + 15610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534476909 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 (534476959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267238454 + 267238455.

It is an arithmetic number, because the mean of its divisors is an integer number (267238455).

Almost surely, 2^534476909 is an apocalyptic number.

It is an amenable number.

534476909 is a deficient number, since it is larger than the sum of its proper divisors (1).

534476909 is an equidigital number, since it uses as much as digits as its factorization.

534476909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 534476909 is about 23118.7566490934. The cubic root of 534476909 is about 811.5394738104.

The spelling of 534476909 in words is "five hundred thirty-four million, four hundred seventy-six thousand, nine hundred nine".