506134663 has 2 divisors, whose sum is σ = 506134664. Its totient is φ = 506134662.

The previous prime is 506134649. The next prime is 506134667. The reversal of 506134663 is 366431605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506134663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506134667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253067331 + 253067332.

It is an arithmetic number, because the mean of its divisors is an integer number (253067332).

Almost surely, 2^506134663 is an apocalyptic number.

506134663 is a deficient number, since it is larger than the sum of its proper divisors (1).

506134663 is an equidigital number, since it uses as much as digits as its factorization.

506134663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 506134663 is about 22497.4368095568. The cubic root of 506134663 is about 796.9333969312.

The spelling of 506134663 in words is "five hundred six million, one hundred thirty-four thousand, six hundred sixty-three".